2064657462570 has 64 divisors (see below), whose sum is σ = 5505938634240. Its totient is φ = 550556783424.

The previous prime is 2064657462563. The next prime is 2064657462599. The reversal of 2064657462570 is 752647564602.

2064657462570 is a `hidden beast` number, since 2 + 0 + 6 + 4 + 6 + 5 + 7 + 4 + 62 + 570 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 9136687 + ... + 9359933.

It is an arithmetic number, because the mean of its divisors is an integer number (86030291160).

Almost surely, 2^{2064657462570} is an apocalyptic number.

2064657462570 is an abundant number, since it is smaller than the sum of its proper divisors (3441281171670).

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

2064657462570 is a wasteful number, since it uses less digits than its factorization.

2064657462570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257516 (or 257510 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 2064657462570 in words is "two trillion, sixty-four billion, six hundred fifty-seven million, four hundred sixty-two thousand, five hundred seventy".