33685142952 has 16 divisors (see below), whose sum is σ = 84212857440. Its totient is φ = 11228380976.

The previous prime is 33685142941. The next prime is 33685142977. The reversal of 33685142952 is 25924158633.

It is a super-2 number, since 2×33685142952² (a number of 22 digits) contains 22 as substring.

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, 701773788 + ... + 701773835.

It is an arithmetic number, because the mean of its divisors is an integer number (5263303590).

Almost surely, 2^33685142952 is an apocalyptic number.

It is an amenable number.

33685142952 is an abundant number, since it is smaller than the sum of its proper divisors (50527714488).

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

33685142952 is a wasteful number, since it uses less digits than its factorization.

33685142952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403547632 (or 1403547628 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The spelling of 33685142952 in words is "thirty-three billion, six hundred eighty-five million, one hundred forty-two thousand, nine hundred fifty-two".