10979137777575 has 96 divisors (see below), whose sum is σ = 21454828445952. Its totient is φ = 4893573888000.

The previous prime is 10979137777567. The next prime is 10979137777577. The reversal of 10979137777575 is 57577773197901.

It is not a de Polignac number, because 10979137777575 - 2³ = 10979137777567 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (75).

It is a junction number, because it is equal to n+sod(n) for n = 10979137777497 and 10979137777506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10979137777577) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8499556 + ... + 9705705.

It is an arithmetic number, because the mean of its divisors is an integer number (223487796312).

Almost surely, 2^{10979137777575} is an apocalyptic number.

10979137777575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10979137777575 is a deficient number, since it is larger than the sum of its proper divisors (10475690668377).

10979137777575 is a wasteful number, since it uses less digits than its factorization.

10979137777575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18205345 (or 18205340 counting only the distinct ones).

The product of its (nonzero) digits is 714717675, while the sum is 75.

The spelling of 10979137777575 in words is "ten trillion, nine hundred seventy-nine billion, one hundred thirty-seven million, seven hundred seventy-seven thousand, five hundred seventy-five".