1601372016 has 60 divisors (see below), whose sum is σ = 4532009040. Its totient is φ = 527788800.

The previous prime is 1601371999. The next prime is 1601372023. The reversal of 1601372016 is 6102731061.

1601372016 is a `hidden beast` number, since 1 + 601 + 37 + 20 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49660 + ... + 75291.

It is an arithmetic number, because the mean of its divisors is an integer number (75533484).

Almost surely, 2^1601372016 is an apocalyptic number.

1601372016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1601372016 is an abundant number, since it is smaller than the sum of its proper divisors (2930637024).

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

1601372016 is a wasteful number, since it uses less digits than its factorization.

1601372016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125054 (or 125045 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1601372016 is about 40017.1465249585. The cubic root of 1601372016 is about 1169.9413163641.

The spelling of 1601372016 in words is "one billion, six hundred one million, three hundred seventy-two thousand, sixteen".