5642433540 has 48 divisors (see below), whose sum is σ = 17554239360. Its totient is φ = 1504648800.

The previous prime is 5642433527. The next prime is 5642433593. The reversal of 5642433540 is 453342465.

5642433540 is a `hidden beast` number, since 5 + 64 + 24 + 33 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5642433495 and 5642433504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5223936 + ... + 5225015.

It is an arithmetic number, because the mean of its divisors is an integer number (365713320).

Almost surely, 2^5642433540 is an apocalyptic number.

It is an amenable number.

5642433540 is an abundant number, since it is smaller than the sum of its proper divisors (11911805820).

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

5642433540 is a wasteful number, since it uses less digits than its factorization.

5642433540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10448969 (or 10448961 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The square root of 5642433540 is about 75116.1336864458. The cubic root of 5642433540 is about 1780.2820682483.

The spelling of 5642433540 in words is "five billion, six hundred forty-two million, four hundred thirty-three thousand, five hundred forty".