3887680455 has 112 divisors (see below), whose sum is σ = 7403719680. Its totient is φ = 1954839744.

The previous prime is 3887680403. The next prime is 3887680469. The reversal of 3887680455 is 5540867883.

3887680455 is a `hidden beast` number, since 38 + 87 + 6 + 80 + 455 = 666.

It is not a de Polignac number, because 3887680455 - 2²⁶ = 3820571591 is a prime.

It is a super-2 number, since 2×3887680455² = 30228118640378014050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 6622672 + ... + 6623258.

It is an arithmetic number, because the mean of its divisors is an integer number (66104640).

Almost surely, 2^3887680455 is an apocalyptic number.

3887680455 is a deficient number, since it is larger than the sum of its proper divisors (3516039225).

3887680455 is an equidigital number, since it uses as much as digits as its factorization.

3887680455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 697 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The square root of 3887680455 is about 62351.2666671656. The cubic root of 3887680455 is about 1572.4017569084.

The spelling of 3887680455 in words is "three billion, eight hundred eighty-seven million, six hundred eighty thousand, four hundred fifty-five".