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46023015781 is a prime number
BaseRepresentation
bin101010110111001011…
…110111110101100101
311101210102102102220001
4222313023313311211
51223223343001111
633050452541301
73216331115401
oct526713676545
9141712372801
1046023015781
1118577879a36
128b05021831
134455b49322
14232848c101
1512e56691c1
hexab72f7d65

46023015781 has 2 divisors, whose sum is σ = 46023015782. Its totient is φ = 46023015780.

The previous prime is 46023015763. The next prime is 46023015811. The reversal of 46023015781 is 18751032064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41481468900 + 4541546881 = 203670^2 + 67391^2 .

It is a cyclic number.

It is not a de Polignac number, because 46023015781 - 25 = 46023015749 is a prime.

It is a super-2 number, since 2×460230157812 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46023015781.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46023015751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23011507890 + 23011507891.

It is an arithmetic number, because the mean of its divisors is an integer number (23011507891).

Almost surely, 246023015781 is an apocalyptic number.

It is an amenable number.

46023015781 is a deficient number, since it is larger than the sum of its proper divisors (1).

46023015781 is an equidigital number, since it uses as much as digits as its factorization.

46023015781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 46023015781 in words is "forty-six billion, twenty-three million, fifteen thousand, seven hundred eighty-one".