3855661362 has 24 divisors (see below), whose sum is σ = 9547352256. Its totient is φ = 1101617496.

The previous prime is 3855661339. The next prime is 3855661423. The reversal of 3855661362 is 2631665583.

3855661362 is a `hidden beast` number, since 3 + 8 + 556 + 61 + 36 + 2 = 666.

3855661362 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3855661362² = 29732249076839390088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15300118 + ... + 15300369.

It is an arithmetic number, because the mean of its divisors is an integer number (397806344).

Almost surely, 2^3855661362 is an apocalyptic number.

3855661362 is an abundant number, since it is smaller than the sum of its proper divisors (5691690894).

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

3855661362 is a wasteful number, since it uses less digits than its factorization.

3855661362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30600502 (or 30600499 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 3855661362 is about 62093.9720262764. The cubic root of 3855661362 is about 1568.0730632105.

The spelling of 3855661362 in words is "three billion, eight hundred fifty-five million, six hundred sixty-one thousand, three hundred sixty-two".