64162863 has 6 divisors (see below), whose sum is σ = 92679704. Its totient is φ = 42775236.

The previous prime is 64162843. The next prime is 64162907. The reversal of 64162863 is 36826146.

64162863 is a `hidden beast` number, since 641 + 6 + 2 + 8 + 6 + 3 = 666.

It is not a de Polignac number, because 64162863 - 2⁶ = 64162799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64162843) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3564595 + ... + 3564612.

Almost surely, 2^64162863 is an apocalyptic number.

64162863 is a deficient number, since it is larger than the sum of its proper divisors (28516841).

64162863 is a wasteful number, since it uses less digits than its factorization.

64162863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7129213 (or 7129210 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 64162863 is about 8010.1724700533. The cubic root of 64162863 is about 400.3390105152.

It can be divided in two parts, 64162 and 863, that added together give a square (65025 = 255²).

The spelling of 64162863 in words is "sixty-four million, one hundred sixty-two thousand, eight hundred sixty-three".