345704220125 has 16 divisors (see below), whose sum is σ = 470660583744. Its totient is φ = 251421250000.

The previous prime is 345704220119. The next prime is 345704220131. The reversal of 345704220125 is 521022407543.

It is an interprime number because it is at equal distance from previous prime (345704220119) and next prime (345704220131).

It is not a de Polignac number, because 345704220125 - 2⁶ = 345704220061 is a prime.

It is a super-2 number, since 2×345704220125² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

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, 125709251 + ... + 125712000.

It is an arithmetic number, because the mean of its divisors is an integer number (29416286484).

Almost surely, 2^345704220125 is an apocalyptic number.

It is an amenable number.

345704220125 is a deficient number, since it is larger than the sum of its proper divisors (124956363619).

345704220125 is a wasteful number, since it uses less digits than its factorization.

345704220125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251421277 (or 251421267 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

Adding to 345704220125 its reverse (521022407543), we get a palindrome (866726627668).

The spelling of 345704220125 in words is "three hundred forty-five billion, seven hundred four million, two hundred twenty thousand, one hundred twenty-five".