33190431772 has 12 divisors (see below), whose sum is σ = 58090616416. Its totient is φ = 16593112800.

The previous prime is 33190431767. The next prime is 33190431787. The reversal of 33190431772 is 27713409133.

It is a super-2 number, since 2×33190431772² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489993 + ... + 553600.

Almost surely, 2^33190431772 is an apocalyptic number.

It is an amenable number.

33190431772 is a deficient number, since it is larger than the sum of its proper divisors (24900184644).

33190431772 is a wasteful number, since it uses less digits than its factorization.

33190431772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051548 (or 1051546 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 40.

The spelling of 33190431772 in words is "thirty-three billion, one hundred ninety million, four hundred thirty-one thousand, seven hundred seventy-two".