1565167152 has 40 divisors (see below), whose sum is σ = 4281194736. Its totient is φ = 491032576.

The previous prime is 1565167151. The next prime is 1565167159. The reversal of 1565167152 is 2517615651.

It is a happy number.

It is a super-2 number, since 2×1565167152² = 4899496427399582208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1565167152.

It is not an unprimeable number, because it can be changed into a prime (1565167151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958233 + ... + 959864.

Almost surely, 2^1565167152 is an apocalyptic number.

1565167152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1565167152 is an abundant number, since it is smaller than the sum of its proper divisors (2716027584).

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

1565167152 is a wasteful number, since it uses less digits than its factorization.

1565167152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918125 (or 1918119 counting only the distinct ones).

The product of its digits is 63000, while the sum is 39.

The square root of 1565167152 is about 39562.1934680068. The cubic root of 1565167152 is about 1161.0570903012.

The spelling of 1565167152 in words is "one billion, five hundred sixty-five million, one hundred sixty-seven thousand, one hundred fifty-two".