64604072070 has 32 divisors (see below), whose sum is σ = 172277526240. Its totient is φ = 17227752480.

The previous prime is 64604072063. The next prime is 64604072131. The reversal of 64604072070 is 7027040646.

64604072070 is a `hidden beast` number, since 6 + 46 + 0 + 407 + 207 + 0 = 666.

64604072070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64604072070² (a number of 22 digits) contains 22 as substring.

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, 119636901 + ... + 119637440.

It is an arithmetic number, because the mean of its divisors is an integer number (5383672695).

Almost surely, 2^64604072070 is an apocalyptic number.

64604072070 is an abundant number, since it is smaller than the sum of its proper divisors (107673454170).

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

64604072070 is a wasteful number, since it uses less digits than its factorization.

64604072070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239274357 (or 239274351 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 64604072070 in words is "sixty-four billion, six hundred four million, seventy-two thousand, seventy".