45402510253 has 2 divisors, whose sum is σ = 45402510254. Its totient is φ = 45402510252.

The previous prime is 45402510203. The next prime is 45402510271. The reversal of 45402510253 is 35201520454.

45402510253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26185065124 + 19217445129 = 161818^2 + 138627^2 .

It is a cyclic number.

It is not a de Polignac number, because 45402510253 - 2⁹ = 45402509741 is a prime.

It is a super-2 number, since 2×45402510253² (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 (45402510203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22701255126 + 22701255127.

It is an arithmetic number, because the mean of its divisors is an integer number (22701255127).

Almost surely, 2^45402510253 is an apocalyptic number.

It is an amenable number.

45402510253 is a deficient number, since it is larger than the sum of its proper divisors (1).

45402510253 is an equidigital number, since it uses as much as digits as its factorization.

45402510253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 45402510253 in words is "forty-five billion, four hundred two million, five hundred ten thousand, two hundred fifty-three".