340645475843764 has 48 divisors (see below), whose sum is σ = 733708793012608. Its totient is φ = 134758855640448.

The previous prime is 340645475843737. The next prime is 340645475843791. The reversal of 340645475843764 is 467348574546043.

It is an interprime number because it is at equal distance from previous prime (340645475843737) and next prime (340645475843791).

It is a junction number, because it is equal to n+sod(n) for n = 340645475843693 and 340645475843702.

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, 17864782 + ... + 31629754.

Almost surely, 2^{340645475843764} is an apocalyptic number.

It is an amenable number.

340645475843764 is an abundant number, since it is smaller than the sum of its proper divisors (393063317168844).

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

340645475843764 is a wasteful number, since it uses less digits than its factorization.

340645475843764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13832984 (or 13832982 counting only the distinct ones).

The product of its (nonzero) digits is 3251404800, while the sum is 70.

The spelling of 340645475843764 in words is "three hundred forty trillion, six hundred forty-five billion, four hundred seventy-five million, eight hundred forty-three thousand, seven hundred sixty-four".