45528400051 has 2 divisors, whose sum is σ = 45528400052. Its totient is φ = 45528400050.

The previous prime is 45528400037. The next prime is 45528400081. The reversal of 45528400051 is 15000482554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45528400051 is a prime.

It is a super-2 number, since 2×45528400051² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45528400081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22764200025 + 22764200026.

It is an arithmetic number, because the mean of its divisors is an integer number (22764200026).

Almost surely, 2^45528400051 is an apocalyptic number.

45528400051 is a deficient number, since it is larger than the sum of its proper divisors (1).

45528400051 is an equidigital number, since it uses as much as digits as its factorization.

45528400051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32000, while the sum is 34.

The spelling of 45528400051 in words is "forty-five billion, five hundred twenty-eight million, four hundred thousand, fifty-one".