1616157932 has 12 divisors (see below), whose sum is σ = 2828752920. Its totient is φ = 807942816.

The previous prime is 1616157923. The next prime is 1616157941. The reversal of 1616157932 is 2397516161.

It is an interprime number because it is at equal distance from previous prime (1616157923) and next prime (1616157941).

It is a super-2 number, since 2×1616157932² = 5223932922333033248, 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 1616157932.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4478 + ... + 57029.

It is an arithmetic number, because the mean of its divisors is an integer number (235729410).

Almost surely, 2^1616157932 is an apocalyptic number.

It is an amenable number.

1616157932 is a deficient number, since it is larger than the sum of its proper divisors (1212594988).

1616157932 is a wasteful number, since it uses less digits than its factorization.

1616157932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68080 (or 68078 counting only the distinct ones).

The product of its digits is 68040, while the sum is 41.

The square root of 1616157932 is about 40201.4667891608. The cubic root of 1616157932 is about 1173.5310890065.

The spelling of 1616157932 in words is "one billion, six hundred sixteen million, one hundred fifty-seven thousand, nine hundred thirty-two".