4540142624 has 24 divisors (see below), whose sum is σ = 8966982780. Its totient is φ = 2262813696.

The previous prime is 4540142567. The next prime is 4540142693. The reversal of 4540142624 is 4262410454.

It can be written as a sum of positive squares in 2 ways, for example, as 4426507024 + 113635600 = 66532^2 + 10660^2 .

It is a super-2 number, since 2×4540142624² = 41225790092523210752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 216629 + ... + 236660.

Almost surely, 2^4540142624 is an apocalyptic number.

It is an amenable number.

4540142624 is a deficient number, since it is larger than the sum of its proper divisors (4426840156).

4540142624 is a wasteful number, since it uses less digits than its factorization.

4540142624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453612 (or 453604 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 4540142624 is about 67380.5804664816. The cubic root of 4540142624 is about 1655.8582848381.

The spelling of 4540142624 in words is "four billion, five hundred forty million, one hundred forty-two thousand, six hundred twenty-four".