3664142690 has 16 divisors (see below), whose sum is σ = 7102799928. Its totient is φ = 1352914176.

The previous prime is 3664142639. The next prime is 3664142711. The reversal of 3664142690 is 962414663.

It can be written as a sum of positive squares in 4 ways, for example, as 2304672049 + 1359470641 = 48007^2 + 36871^2 .

It is a super-2 number, since 2×3664142690² = 26851883305360872200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14092727 + ... + 14092986.

Almost surely, 2^3664142690 is an apocalyptic number.

3664142690 is a deficient number, since it is larger than the sum of its proper divisors (3438657238).

3664142690 is a wasteful number, since it uses less digits than its factorization.

3664142690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28185733.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 3664142690 is about 60532.1624427874. The cubic root of 3664142690 is about 1541.6677679012.

The spelling of 3664142690 in words is "three billion, six hundred sixty-four million, one hundred forty-two thousand, six hundred ninety".