125153041320515 has 16 divisors (see below), whose sum is σ = 161736471132768. Its totient is φ = 92420574226176.

The previous prime is 125153041320493. The next prime is 125153041320553. The reversal of 125153041320515 is 515023140351521.

It is a cyclic number.

It is not a de Polignac number, because 125153041320515 - 2¹² = 125153041316419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89141447 + ... + 90534543.

It is an arithmetic number, because the mean of its divisors is an integer number (10108529445798).

Almost surely, 2^{125153041320515} is an apocalyptic number.

125153041320515 is a deficient number, since it is larger than the sum of its proper divisors (36583429812253).

125153041320515 is a wasteful number, since it uses less digits than its factorization.

125153041320515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775238.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 125153041320515 in words is "one hundred twenty-five trillion, one hundred fifty-three billion, forty-one million, three hundred twenty thousand, five hundred fifteen".