125043042522 has 16 divisors (see below), whose sum is σ = 252055268352. Its totient is φ = 41352816960.

The previous prime is 125043042499. The next prime is 125043042539. The reversal of 125043042522 is 225240340521.

It is a self number, because there is not a number n which added to its sum of digits gives 125043042522.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 82048479 + ... + 82050002.

It is an arithmetic number, because the mean of its divisors is an integer number (15753454272).

Almost surely, 2^125043042522 is an apocalyptic number.

125043042522 is an abundant number, since it is smaller than the sum of its proper divisors (127012225830).

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

125043042522 is a wasteful number, since it uses less digits than its factorization.

125043042522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164098613.

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 125043042522 in words is "one hundred twenty-five billion, forty-three million, forty-two thousand, five hundred twenty-two".