349446550056 has 64 divisors (see below), whose sum is σ = 890342668800. Its totient is φ = 114273152448.

The previous prime is 349446550043. The next prime is 349446550069. The reversal of 349446550056 is 650055644943.

It is an interprime number because it is at equal distance from previous prime (349446550043) and next prime (349446550069).

It is a super-2 number, since 2×349446550056² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 349446549990 and 349446550008.

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, 396066 + ... + 925073.

It is an arithmetic number, because the mean of its divisors is an integer number (13911604200).

Almost surely, 2^349446550056 is an apocalyptic number.

It is an amenable number.

349446550056 is an abundant number, since it is smaller than the sum of its proper divisors (540896118744).

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

349446550056 is a wasteful number, since it uses less digits than its factorization.

349446550056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321358 (or 1321354 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 51.

The spelling of 349446550056 in words is "three hundred forty-nine billion, four hundred forty-six million, five hundred fifty thousand, fifty-six".