42172767064 has 64 divisors (see below), whose sum is σ = 83902832640. Its totient is φ = 19832440320.

The previous prime is 42172767059. The next prime is 42172767083. The reversal of 42172767064 is 46076727124.

42172767064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 2632599 + ... + 2648569.

It is an arithmetic number, because the mean of its divisors is an integer number (1310981760).

Almost surely, 2^42172767064 is an apocalyptic number.

It is an amenable number.

42172767064 is a deficient number, since it is larger than the sum of its proper divisors (41730065576).

42172767064 is a wasteful number, since it uses less digits than its factorization.

42172767064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16240 (or 16236 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 46.

The spelling of 42172767064 in words is "forty-two billion, one hundred seventy-two million, seven hundred sixty-seven thousand, sixty-four".