45145540424 has 16 divisors (see below), whose sum is σ = 84665039100. Its totient is φ = 22568196672.

The previous prime is 45145540399. The next prime is 45145540469. The reversal of 45145540424 is 42404554154.

It can be written as a sum of positive squares in 2 ways, for example, as 44905848100 + 239692324 = 211910^2 + 15482^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529559 + ... + 608870.

Almost surely, 2^45145540424 is an apocalyptic number.

It is an amenable number.

45145540424 is a deficient number, since it is larger than the sum of its proper divisors (39519498676).

45145540424 is a wasteful number, since it uses less digits than its factorization.

45145540424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143392 (or 1143388 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

The spelling of 45145540424 in words is "forty-five billion, one hundred forty-five million, five hundred forty thousand, four hundred twenty-four".