345425655831 has 4 divisors (see below), whose sum is σ = 460567541112. Its totient is φ = 230283770552.

The previous prime is 345425655823. The next prime is 345425655881. The reversal of 345425655831 is 138556524543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345425655831 - 2³ = 345425655823 is a prime.

It is a super-2 number, since 2×345425655831² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345425655881) 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 3 ways as a sum of consecutive naturals, for example, 57570942636 + ... + 57570942641.

It is an arithmetic number, because the mean of its divisors is an integer number (115141885278).

Almost surely, 2^345425655831 is an apocalyptic number.

345425655831 is a deficient number, since it is larger than the sum of its proper divisors (115141885281).

345425655831 is a wasteful number, since it uses less digits than its factorization.

345425655831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115141885280.

The product of its digits is 8640000, while the sum is 51.

The spelling of 345425655831 in words is "three hundred forty-five billion, four hundred twenty-five million, six hundred fifty-five thousand, eight hundred thirty-one".