345243554634 has 32 divisors (see below), whose sum is σ = 773617012416. Its totient is φ = 101791710720.

The previous prime is 345243554633. The next prime is 345243554641. The reversal of 345243554634 is 436455342543.

It is a super-2 number, since 2×345243554634² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345243554633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70686247 + ... + 70691130.

It is an arithmetic number, because the mean of its divisors is an integer number (24175531638).

Almost surely, 2^345243554634 is an apocalyptic number.

345243554634 is an abundant number, since it is smaller than the sum of its proper divisors (428373457782).

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

345243554634 is a wasteful number, since it uses less digits than its factorization.

345243554634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141377430.

The product of its digits is 10368000, while the sum is 48.

The spelling of 345243554634 in words is "three hundred forty-five billion, two hundred forty-three million, five hundred fifty-four thousand, six hundred thirty-four".