64029039338992 has 160 divisors (see below), whose sum is σ = 157907093299200. Its totient is φ = 24477414534144.

The previous prime is 64029039338981. The next prime is 64029039339029. The reversal of 64029039338992 is 29983393092046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 515767 + ... + 11328022.

It is an arithmetic number, because the mean of its divisors is an integer number (986919333120).

Almost surely, 2^{64029039338992} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64029039338992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78953546649600).

64029039338992 is an abundant number, since it is smaller than the sum of its proper divisors (93878053960208).

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

64029039338992 is a wasteful number, since it uses less digits than its factorization.

64029039338992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11843943 (or 11843937 counting only the distinct ones).

The product of its (nonzero) digits is 136048896, while the sum is 67.

The spelling of 64029039338992 in words is "sixty-four trillion, twenty-nine billion, thirty-nine million, three hundred thirty-eight thousand, nine hundred ninety-two".