45130543551 has 32 divisors (see below), whose sum is σ = 68268096000. Its totient is φ = 29459985984.

The previous prime is 45130543427. The next prime is 45130543559. The reversal of 45130543551 is 15534503154.

45130543551 is a `hidden beast` number, since 4 + 51 + 3 + 0 + 54 + 3 + 551 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-45130543551 is a prime.

It is a super-2 number, since 2×45130543551² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45130543559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156340 + ... + 338678.

It is an arithmetic number, because the mean of its divisors is an integer number (2133378000).

Almost surely, 2^45130543551 is an apocalyptic number.

45130543551 is a deficient number, since it is larger than the sum of its proper divisors (23137552449).

45130543551 is a wasteful number, since it uses less digits than its factorization.

45130543551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182540 (or 182534 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 45130543551 in words is "forty-five billion, one hundred thirty million, five hundred forty-three thousand, five hundred fifty-one".