64016401601020 has 48 divisors (see below), whose sum is σ = 153032093641728. Its totient is φ = 22266574468160.

The previous prime is 64016401600967. The next prime is 64016401601077. The reversal of 64016401601020 is 2010610461046.

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, 6325726324 + ... + 6325736443.

It is an arithmetic number, because the mean of its divisors is an integer number (3188168617536).

Almost surely, 2^{64016401601020} is an apocalyptic number.

It is an amenable number.

64016401601020 is an abundant number, since it is smaller than the sum of its proper divisors (89015692040708).

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

64016401601020 is a wasteful number, since it uses less digits than its factorization.

64016401601020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12651462810 (or 12651462808 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 64016401601020 in words is "sixty-four trillion, sixteen billion, four hundred one million, six hundred one thousand, twenty".