11915677716484 has 12 divisors (see below), whose sum is σ = 20852870503500. Its totient is φ = 5957714715488.

The previous prime is 11915677716473. The next prime is 11915677716487. The reversal of 11915677716484 is 48461777651911.

It can be written as a sum of positive squares in 2 ways, for example, as 7888110382084 + 4027567334400 = 2808578^2 + 2006880^2 .

It is a super-2 number, since 2×11915677716484² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11915677716487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30819559 + ... + 31203790.

It is an arithmetic number, because the mean of its divisors is an integer number (1737739208625).

Almost surely, 2^{11915677716484} is an apocalyptic number.

It is an amenable number.

11915677716484 is a deficient number, since it is larger than the sum of its proper divisors (8937192787016).

11915677716484 is a wasteful number, since it uses less digits than its factorization.

11915677716484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62071382 (or 62071380 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 67.

The spelling of 11915677716484 in words is "eleven trillion, nine hundred fifteen billion, six hundred seventy-seven million, seven hundred sixteen thousand, four hundred eighty-four".