345550677720 has 32 divisors (see below), whose sum is σ = 1036652033520. Its totient is φ = 92146847360.

The previous prime is 345550677709. The next prime is 345550677721. The reversal of 345550677720 is 27776055543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345550677721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1439794371 + ... + 1439794610.

Almost surely, 2^345550677720 is an apocalyptic number.

345550677720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345550677720 is an abundant number, since it is smaller than the sum of its proper divisors (691101355800).

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

345550677720 is a wasteful number, since it uses less digits than its factorization.

345550677720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2879588995 (or 2879588991 counting only the distinct ones).

The product of its (nonzero) digits is 6174000, while the sum is 51.

The spelling of 345550677720 in words is "three hundred forty-five billion, five hundred fifty million, six hundred seventy-seven thousand, seven hundred twenty".