3970755567 has 16 divisors (see below), whose sum is σ = 6007764480. Its totient is φ = 2590846776.

The previous prime is 3970755553. The next prime is 3970755599. The reversal of 3970755567 is 7655570793.

3970755567 is a `hidden beast` number, since 3 + 9 + 7 + 0 + 75 + 5 + 567 = 666.

It is not a de Polignac number, because 3970755567 - 2²⁰ = 3969706991 is a prime.

It is a super-2 number, since 2×3970755567² = 31533799545722982978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3970755517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1563253 + ... + 1565790.

It is an arithmetic number, because the mean of its divisors is an integer number (375485280).

Almost surely, 2^3970755567 is an apocalyptic number.

3970755567 is a deficient number, since it is larger than the sum of its proper divisors (2037008913).

3970755567 is a wasteful number, since it uses less digits than its factorization.

3970755567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129099 (or 3129093 counting only the distinct ones).

The product of its (nonzero) digits is 6945750, while the sum is 54.

The square root of 3970755567 is about 63013.9315310511. The cubic root of 3970755567 is about 1583.5230320402.

The spelling of 3970755567 in words is "three billion, nine hundred seventy million, seven hundred fifty-five thousand, five hundred sixty-seven".