15700856901 has 8 divisors (see below), whose sum is σ = 21421324320. Its totient is φ = 10223813712.

The previous prime is 15700856893. The next prime is 15700856939. The reversal of 15700856901 is 10965800751.

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

It is not a de Polignac number, because 15700856901 - 2³ = 15700856893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15770856901) 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, 60855906 + ... + 60856163.

It is an arithmetic number, because the mean of its divisors is an integer number (2677665540).

Almost surely, 2^15700856901 is an apocalyptic number.

It is an amenable number.

15700856901 is a deficient number, since it is larger than the sum of its proper divisors (5720467419).

15700856901 is a wasteful number, since it uses less digits than its factorization.

15700856901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121712115.

The product of its (nonzero) digits is 75600, while the sum is 42.

The spelling of 15700856901 in words is "fifteen billion, seven hundred million, eight hundred fifty-six thousand, nine hundred one".