343750138542 has 12 divisors (see below), whose sum is σ = 744791966880. Its totient is φ = 114583379508.

The previous prime is 343750138513. The next prime is 343750138573. The reversal of 343750138542 is 245831057343.

343750138542 is a `hidden beast` number, since 3 + 4 + 3 + 75 + 0 + 1 + 38 + 542 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9548614942 + ... + 9548614977.

It is an arithmetic number, because the mean of its divisors is an integer number (62065997240).

Almost surely, 2^343750138542 is an apocalyptic number.

343750138542 is an abundant number, since it is smaller than the sum of its proper divisors (401041828338).

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

343750138542 is a wasteful number, since it uses less digits than its factorization.

343750138542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19097229927 (or 19097229924 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 343750138542 in words is "three hundred forty-three billion, seven hundred fifty million, one hundred thirty-eight thousand, five hundred forty-two".