1651162152 has 64 divisors (see below), whose sum is σ = 4203480960. Its totient is φ = 540345600.

The previous prime is 1651162049. The next prime is 1651162169. The reversal of 1651162152 is 2512611561.

It is a super-2 number, since 2×1651162152² = 5452672904394542208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1552773 + ... + 1553835.

It is an arithmetic number, because the mean of its divisors is an integer number (65679390).

Almost surely, 2^1651162152 is an apocalyptic number.

1651162152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1651162152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2101740480).

1651162152 is an abundant number, since it is smaller than the sum of its proper divisors (2552318808).

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

1651162152 is a wasteful number, since it uses less digits than its factorization.

1651162152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194 (or 2190 counting only the distinct ones).

The product of its digits is 3600, while the sum is 30.

The square root of 1651162152 is about 40634.4946074145. The cubic root of 1651162152 is about 1181.9431146950.

The spelling of 1651162152 in words is "one billion, six hundred fifty-one million, one hundred sixty-two thousand, one hundred fifty-two".