46511440477 has 2 divisors, whose sum is σ = 46511440478. Its totient is φ = 46511440476.

The previous prime is 46511440453. The next prime is 46511440511. The reversal of 46511440477 is 77404411564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43769242521 + 2742197956 = 209211^2 + 52366^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46511440477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46511440277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23255720238 + 23255720239.

It is an arithmetic number, because the mean of its divisors is an integer number (23255720239).

Almost surely, 2^46511440477 is an apocalyptic number.

It is an amenable number.

46511440477 is a deficient number, since it is larger than the sum of its proper divisors (1).

46511440477 is an equidigital number, since it uses as much as digits as its factorization.

46511440477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 46511440477 in words is "forty-six billion, five hundred eleven million, four hundred forty thousand, four hundred seventy-seven".