125445290734659 has 16 divisors (see below), whose sum is σ = 191155764920832. Its totient is φ = 71682634708608.

The previous prime is 125445290734651. The next prime is 125445290734679. The reversal of 125445290734659 is 956437092544521.

It is not a de Polignac number, because 125445290734659 - 2³ = 125445290734651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125445290734659.

It is not an unprimeable number, because it can be changed into a prime (125445290734651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12201174 + ... + 19993979.

It is an arithmetic number, because the mean of its divisors is an integer number (11947235307552).

Almost surely, 2^{125445290734659} is an apocalyptic number.

125445290734659 is a deficient number, since it is larger than the sum of its proper divisors (65710474186173).

125445290734659 is a wasteful number, since it uses less digits than its factorization.

125445290734659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32380706.

The product of its (nonzero) digits is 326592000, while the sum is 66.

The spelling of 125445290734659 in words is "one hundred twenty-five trillion, four hundred forty-five billion, two hundred ninety million, seven hundred thirty-four thousand, six hundred fifty-nine".