46451477840309 has 2 divisors, whose sum is σ = 46451477840310. Its totient is φ = 46451477840308.

The previous prime is 46451477840233. The next prime is 46451477840311. The reversal of 46451477840309 is 90304877415464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31060803461284 + 15390674379025 = 5573222^2 + 3923095^2 .

It is a cyclic number.

It is not a de Polignac number, because 46451477840309 - 2¹⁶ = 46451477774773 is a prime.

Together with 46451477840311, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46451477840389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23225738920154 + 23225738920155.

It is an arithmetic number, because the mean of its divisors is an integer number (23225738920155).

Almost surely, 2^{46451477840309} is an apocalyptic number.

It is an amenable number.

46451477840309 is a deficient number, since it is larger than the sum of its proper divisors (1).

46451477840309 is an equidigital number, since it uses as much as digits as its factorization.

46451477840309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81285120, while the sum is 62.

The spelling of 46451477840309 in words is "forty-six trillion, four hundred fifty-one billion, four hundred seventy-seven million, eight hundred forty thousand, three hundred nine".