46387605723661 has 2 divisors, whose sum is σ = 46387605723662. Its totient is φ = 46387605723660.

The previous prime is 46387605723631. The next prime is 46387605723731. The reversal of 46387605723661 is 16632750678364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36616948825636 + 9770656898025 = 6051194^2 + 3125805^2 .

It is a cyclic number.

It is not a de Polignac number, because 46387605723661 - 2¹³ = 46387605715469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46387605723593 and 46387605723602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46387605723631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23193802861830 + 23193802861831.

It is an arithmetic number, because the mean of its divisors is an integer number (23193802861831).

Almost surely, 2^{46387605723661} is an apocalyptic number.

It is an amenable number.

46387605723661 is a deficient number, since it is larger than the sum of its proper divisors (1).

46387605723661 is an equidigital number, since it uses as much as digits as its factorization.

46387605723661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 182891520, while the sum is 64.

The spelling of 46387605723661 in words is "forty-six trillion, three hundred eighty-seven billion, six hundred five million, seven hundred twenty-three thousand, six hundred sixty-one".