4625641530 has 48 divisors (see below), whose sum is σ = 12057054984. Its totient is φ = 1230387840.

The previous prime is 4625641487. The next prime is 4625641627. The reversal of 4625641530 is 351465264.

4625641530 is a `hidden beast` number, since 4 + 6 + 2 + 5 + 641 + 5 + 3 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3177915129 + 1447726401 = 56373^2 + 38049^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29001 + ... + 100460.

Almost surely, 2^4625641530 is an apocalyptic number.

4625641530 is an abundant number, since it is smaller than the sum of its proper divisors (7431413454).

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

4625641530 is a wasteful number, since it uses less digits than its factorization.

4625641530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129871 (or 129868 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 4625641530 is about 68012.0690024940. The cubic root of 4625641530 is about 1666.1879572266.

The spelling of 4625641530 in words is "four billion, six hundred twenty-five million, six hundred forty-one thousand, five hundred thirty".