345423748705 has 64 divisors (see below), whose sum is σ = 493195862016. Its totient is φ = 227326176000.

The previous prime is 345423748693. The next prime is 345423748717. The reversal of 345423748705 is 507847324543.

It is an interprime number because it is at equal distance from previous prime (345423748693) and next prime (345423748717).

It is not a de Polignac number, because 345423748705 - 2⁵ = 345423748673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 171766150 + ... + 171768160.

It is an arithmetic number, because the mean of its divisors is an integer number (7706185344).

Almost surely, 2^345423748705 is an apocalyptic number.

345423748705 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345423748705 is a deficient number, since it is larger than the sum of its proper divisors (147772113311).

345423748705 is a wasteful number, since it uses less digits than its factorization.

345423748705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3998.

The product of its (nonzero) digits is 11289600, while the sum is 52.

The spelling of 345423748705 in words is "three hundred forty-five billion, four hundred twenty-three million, seven hundred forty-eight thousand, seven hundred five".