345047740542 has 32 divisors (see below), whose sum is σ = 766821081600. Its totient is φ = 115008664824.

The previous prime is 345047740529. The next prime is 345047740547. The reversal of 345047740542 is 245047740543.

345047740542 is a `hidden beast` number, since 34 + 5 + 0 + 4 + 7 + 74 + 0 + 542 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345047740547) 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 15 ways as a sum of consecutive naturals, for example, 700459 + ... + 1086617.

It is an arithmetic number, because the mean of its divisors is an integer number (23963158800).

Almost surely, 2^345047740542 is an apocalyptic number.

345047740542 is an abundant number, since it is smaller than the sum of its proper divisors (421773341058).

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

345047740542 is a wasteful number, since it uses less digits than its factorization.

345047740542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402717 (or 402711 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 45.

Subtracting from 345047740542 its reverse (245047740543), we obtain a palindrome (99999999999).

The spelling of 345047740542 in words is "three hundred forty-five billion, forty-seven million, seven hundred forty thousand, five hundred forty-two".