64860850798 has 8 divisors (see below), whose sum is σ = 100646147880. Its totient is φ = 31312134840.

The previous prime is 64860850787. The next prime is 64860850819. The reversal of 64860850798 is 89705806846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559145208 + ... + 559145323.

It is an arithmetic number, because the mean of its divisors is an integer number (12580768485).

Almost surely, 2^64860850798 is an apocalyptic number.

64860850798 is a deficient number, since it is larger than the sum of its proper divisors (35785297082).

64860850798 is a wasteful number, since it uses less digits than its factorization.

64860850798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118290562.

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 64860850798 in words is "sixty-four billion, eight hundred sixty million, eight hundred fifty thousand, seven hundred ninety-eight".