10855179786357 has 16 divisors (see below), whose sum is σ = 16081803183360. Its totient is φ = 7236761616000.

The previous prime is 10855179786331. The next prime is 10855179786359. The reversal of 10855179786357 is 75368797155801.

It is a happy number.

10855179786357 is a `hidden beast` number, since 1 + 0 + 8 + 5 + 517 + 9 + 78 + 6 + 35 + 7 = 666.

It is not a de Polignac number, because 10855179786357 - 2²⁸ = 10854911350901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10855179786359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10720357 + ... + 11689157.

It is an arithmetic number, because the mean of its divisors is an integer number (1005112698960).

Almost surely, 2^{10855179786357} is an apocalyptic number.

It is an amenable number.

10855179786357 is a deficient number, since it is larger than the sum of its proper divisors (5226623397003).

10855179786357 is an equidigital number, since it uses as much as digits as its factorization.

10855179786357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383801 (or 1383795 counting only the distinct ones).

The product of its (nonzero) digits is 444528000, while the sum is 72.

The spelling of 10855179786357 in words is "ten trillion, eight hundred fifty-five billion, one hundred seventy-nine million, seven hundred eighty-six thousand, three hundred fifty-seven".