345054645720 has 48 divisors (see below), whose sum is σ = 1121427599760. Its totient is φ = 92014572096.

The previous prime is 345054645709. The next prime is 345054645739. The reversal of 345054645720 is 27546450543.

345054645720 is a `hidden beast` number, since 3 + 4 + 50 + 546 + 4 + 57 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 479242204 + ... + 479242923.

It is an arithmetic number, because the mean of its divisors is an integer number (23363074995).

Almost surely, 2^345054645720 is an apocalyptic number.

345054645720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345054645720 is an abundant number, since it is smaller than the sum of its proper divisors (776372954040).

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

345054645720 is a wasteful number, since it uses less digits than its factorization.

345054645720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958485144 (or 958485137 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 345054645720 in words is "three hundred forty-five billion, fifty-four million, six hundred forty-five thousand, seven hundred twenty".