33130412785 has 8 divisors (see below), whose sum is σ = 39931635456. Its totient is φ = 26387570160.

The previous prime is 33130412747. The next prime is 33130412807. The reversal of 33130412785 is 58721403133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-33130412785 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14593761 + ... + 14596030.

It is an arithmetic number, because the mean of its divisors is an integer number (4991454432).

Almost surely, 2^33130412785 is an apocalyptic number.

It is an amenable number.

33130412785 is a deficient number, since it is larger than the sum of its proper divisors (6801222671).

33130412785 is a wasteful number, since it uses less digits than its factorization.

33130412785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29190023.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 33130412785 in words is "thirty-three billion, one hundred thirty million, four hundred twelve thousand, seven hundred eighty-five".