125542908429 has 8 divisors (see below), whose sum is σ = 174668394432. Its totient is φ = 80056347360.

The previous prime is 125542908397. The next prime is 125542908457. The reversal of 125542908429 is 924809245521.

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

It is not a de Polignac number, because 125542908429 - 2⁵ = 125542908397 is a prime.

It is a super-2 number, since 2×125542908429² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125542908479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 909731152 + ... + 909731289.

It is an arithmetic number, because the mean of its divisors is an integer number (21833549304).

Almost surely, 2^125542908429 is an apocalyptic number.

It is an amenable number.

125542908429 is a deficient number, since it is larger than the sum of its proper divisors (49125486003).

125542908429 is a wasteful number, since it uses less digits than its factorization.

125542908429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1819462467.

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 125542908429 in words is "one hundred twenty-five billion, five hundred forty-two million, nine hundred eight thousand, four hundred twenty-nine".