42651732772 has 48 divisors (see below), whose sum is σ = 86774188032. Its totient is φ = 18149653280.

The previous prime is 42651732737. The next prime is 42651732791. The reversal of 42651732772 is 27723715624.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400798 + ... + 495925.

It is an arithmetic number, because the mean of its divisors is an integer number (1807795584).

Almost surely, 2^42651732772 is an apocalyptic number.

It is an amenable number.

42651732772 is an abundant number, since it is smaller than the sum of its proper divisors (44122455260).

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

42651732772 is a wasteful number, since it uses less digits than its factorization.

42651732772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896808 (or 896806 counting only the distinct ones).

The product of its digits is 987840, while the sum is 46.

The spelling of 42651732772 in words is "forty-two billion, six hundred fifty-one million, seven hundred thirty-two thousand, seven hundred seventy-two".