1610256346664 has 64 divisors (see below), whose sum is σ = 3478635417600. Its totient is φ = 684495512064.

The previous prime is 1610256346663. The next prime is 1610256346667. The reversal of 1610256346664 is 4666436520161.

It is not an unprimeable number, because it can be changed into a prime (1610256346663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28939382 + ... + 28994970.

It is an arithmetic number, because the mean of its divisors is an integer number (54353678400).

Almost surely, 2^{1610256346664} is an apocalyptic number.

1610256346664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1610256346664 is an abundant number, since it is smaller than the sum of its proper divisors (1868379070936).

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

1610256346664 is a wasteful number, since it uses less digits than its factorization.

1610256346664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59802 (or 59798 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 50.

The spelling of 1610256346664 in words is "one trillion, six hundred ten billion, two hundred fifty-six million, three hundred forty-six thousand, six hundred sixty-four".