125406521522342 has 8 divisors (see below), whose sum is σ = 198010297140600. Its totient is φ = 59403089142144.

The previous prime is 125406521522329. The next prime is 125406521522357. The reversal of 125406521522342 is 243225125604521.

125406521522342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 125406521522293 and 125406521522302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650085809467 + ... + 1650085809542.

It is an arithmetic number, because the mean of its divisors is an integer number (24751287142575).

Almost surely, 2^{125406521522342} is an apocalyptic number.

125406521522342 is a deficient number, since it is larger than the sum of its proper divisors (72603775618258).

125406521522342 is a wasteful number, since it uses less digits than its factorization.

125406521522342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300171619030.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 125406521522342 in words is "one hundred twenty-five trillion, four hundred six billion, five hundred twenty-one million, five hundred twenty-two thousand, three hundred forty-two".