33157973312 has 28 divisors (see below), whose sum is σ = 65810709120. Its totient is φ = 16575747456.

The previous prime is 33157973237. The next prime is 33157973347. The reversal of 33157973312 is 21337975133.

It is a congruent number.

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, 298139 + ... + 393957.

Almost surely, 2^33157973312 is an apocalyptic number.

33157973312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33157973312 is a deficient number, since it is larger than the sum of its proper divisors (32652735808).

33157973312 is an equidigital number, since it uses as much as digits as its factorization.

33157973312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101238 (or 101228 counting only the distinct ones).

The product of its digits is 357210, while the sum is 44.

The spelling of 33157973312 in words is "thirty-three billion, one hundred fifty-seven million, nine hundred seventy-three thousand, three hundred twelve".