3658564740 has 48 divisors (see below), whose sum is σ = 10256968512. Its totient is φ = 974380416.

The previous prime is 3658564733. The next prime is 3658564753. The reversal of 3658564740 is 474658563.

It is a self number, because there is not a number n which added to its sum of digits gives 3658564740.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9567 + ... + 86073.

It is an arithmetic number, because the mean of its divisors is an integer number (213686844).

Almost surely, 2^3658564740 is an apocalyptic number.

3658564740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3658564740 is an abundant number, since it is smaller than the sum of its proper divisors (6598403772).

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

3658564740 is a wasteful number, since it uses less digits than its factorization.

3658564740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77316 (or 77314 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The square root of 3658564740 is about 60486.0706278727. The cubic root of 3658564740 is about 1540.8850733973.

The spelling of 3658564740 in words is "three billion, six hundred fifty-eight million, five hundred sixty-four thousand, seven hundred forty".