125854344534 has 16 divisors (see below), whose sum is σ = 252837430272. Its totient is φ = 41763324648.

The previous prime is 125854344523. The next prime is 125854344599. The reversal of 125854344534 is 435443458521.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47029434 + ... + 47032109.

It is an arithmetic number, because the mean of its divisors is an integer number (15802339392).

Almost surely, 2^125854344534 is an apocalyptic number.

125854344534 is an abundant number, since it is smaller than the sum of its proper divisors (126983085738).

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

125854344534 is a wasteful number, since it uses less digits than its factorization.

125854344534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94061771.

The product of its digits is 4608000, while the sum is 48.

The spelling of 125854344534 in words is "one hundred twenty-five billion, eight hundred fifty-four million, three hundred forty-four thousand, five hundred thirty-four".