11872756155670 has 16 divisors (see below), whose sum is σ = 22495748505840. Its totient is φ = 4499149701024.

The previous prime is 11872756155641. The next prime is 11872756155703. The reversal of 11872756155670 is 7655165727811.

It is a happy number.

11872756155670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11872756155599 and 11872756155608.

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, 31244094957 + ... + 31244095336.

It is an arithmetic number, because the mean of its divisors is an integer number (1405984281615).

Almost surely, 2^{11872756155670} is an apocalyptic number.

11872756155670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11872756155670 is a deficient number, since it is larger than the sum of its proper divisors (10622992350170).

11872756155670 is a wasteful number, since it uses less digits than its factorization.

11872756155670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62488190319.

The product of its (nonzero) digits is 24696000, while the sum is 61.

The spelling of 11872756155670 in words is "eleven trillion, eight hundred seventy-two billion, seven hundred fifty-six million, one hundred fifty-five thousand, six hundred seventy".