45400520453 has 2 divisors, whose sum is σ = 45400520454. Its totient is φ = 45400520452.

The previous prime is 45400520413. The next prime is 45400520471. The reversal of 45400520453 is 35402500454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35718354049 + 9682166404 = 188993^2 + 98398^2 .

It is a cyclic number.

It is not a de Polignac number, because 45400520453 - 2¹⁴ = 45400504069 is a prime.

It is a super-2 number, since 2×45400520453² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45400520413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22700260226 + 22700260227.

It is an arithmetic number, because the mean of its divisors is an integer number (22700260227).

Almost surely, 2^45400520453 is an apocalyptic number.

It is an amenable number.

45400520453 is a deficient number, since it is larger than the sum of its proper divisors (1).

45400520453 is an equidigital number, since it uses as much as digits as its factorization.

45400520453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 45400520453 in words is "forty-five billion, four hundred million, five hundred twenty thousand, four hundred fifty-three".