45537034453 has 2 divisors, whose sum is σ = 45537034454. Its totient is φ = 45537034452.

The previous prime is 45537034409. The next prime is 45537034511. The reversal of 45537034453 is 35443073554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42157123684 + 3379910769 = 205322^2 + 58137^2 .

It is a cyclic number.

It is not a de Polignac number, because 45537034453 - 2²⁹ = 45000163541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45537034253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22768517226 + 22768517227.

It is an arithmetic number, because the mean of its divisors is an integer number (22768517227).

Almost surely, 2^45537034453 is an apocalyptic number.

It is an amenable number.

45537034453 is a deficient number, since it is larger than the sum of its proper divisors (1).

45537034453 is an equidigital number, since it uses as much as digits as its factorization.

45537034453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512000, while the sum is 43.

The spelling of 45537034453 in words is "forty-five billion, five hundred thirty-seven million, thirty-four thousand, four hundred fifty-three".