3970053566 has 4 divisors (see below), whose sum is σ = 5955080352. Its totient is φ = 1985026782.

The previous prime is 3970053559. The next prime is 3970053587. The reversal of 3970053566 is 6653500793.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6653500793 = 7457 ⋅892249.

It is a super-2 number, since 2×3970053566² = 31522650633818632712, 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 as a sum of consecutive naturals, namely, 992513390 + ... + 992513393.

It is an arithmetic number, because the mean of its divisors is an integer number (1488770088).

Almost surely, 2^3970053566 is an apocalyptic number.

3970053566 is a deficient number, since it is larger than the sum of its proper divisors (1985026786).

3970053566 is a wasteful number, since it uses less digits than its factorization.

3970053566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985026785.

The product of its (nonzero) digits is 510300, while the sum is 44.

The square root of 3970053566 is about 63008.3610800979. The cubic root of 3970053566 is about 1583.4297080494.

The spelling of 3970053566 in words is "three billion, nine hundred seventy million, fifty-three thousand, five hundred sixty-six".