2357648646 has 16 divisors (see below), whose sum is σ = 4716131904. Its totient is φ = 785743784.

The previous prime is 2357648633. The next prime is 2357648669. The reversal of 2357648646 is 6468467532.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5545 + ... + 68891.

It is an arithmetic number, because the mean of its divisors is an integer number (294758244).

Almost surely, 2^2357648646 is an apocalyptic number.

2357648646 is an abundant number, since it is smaller than the sum of its proper divisors (2358483258).

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

2357648646 is a wasteful number, since it uses less digits than its factorization.

2357648646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69555.

The product of its digits is 5806080, while the sum is 51.

The square root of 2357648646 is about 48555.6242468367. The cubic root of 2357648646 is about 1330.9437299190.

The spelling of 2357648646 in words is "two billion, three hundred fifty-seven million, six hundred forty-eight thousand, six hundred forty-six".