1620363152 has 40 divisors (see below), whose sum is σ = 3229373664. Its totient is φ = 787175424.

The previous prime is 1620363137. The next prime is 1620363193. The reversal of 1620363152 is 2513630261.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126683 + ... + 138885.

Almost surely, 2^1620363152 is an apocalyptic number.

It is an amenable number.

1620363152 is a deficient number, since it is larger than the sum of its proper divisors (1609010512).

1620363152 is a wasteful number, since it uses less digits than its factorization.

1620363152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12447 (or 12441 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1620363152 is about 40253.7346341926. The cubic root of 1620363152 is about 1174.5480445602.

The spelling of 1620363152 in words is "one billion, six hundred twenty million, three hundred sixty-three thousand, one hundred fifty-two".