45135949554 has 24 divisors (see below), whose sum is σ = 97946673552. Its totient is φ = 15021914040.

The previous prime is 45135949483. The next prime is 45135949571. The reversal of 45135949554 is 45594953154.

It is a happy number.

45135949554 is a `hidden beast` number, since 4 + 51 + 3 + 59 + 495 + 54 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 45135949554.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1938312 + ... + 1961459.

It is an arithmetic number, because the mean of its divisors is an integer number (4081111398).

Almost surely, 2^45135949554 is an apocalyptic number.

45135949554 is an abundant number, since it is smaller than the sum of its proper divisors (52810723998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45135949554 is a wasteful number, since it uses less digits than its factorization.

45135949554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900422 (or 3900419 counting only the distinct ones).

The product of its digits is 9720000, while the sum is 54.

The spelling of 45135949554 in words is "forty-five billion, one hundred thirty-five million, nine hundred forty-nine thousand, five hundred fifty-four".