11937973519779 has 8 divisors (see below), whose sum is σ = 16347495270480. Its totient is φ = 7743550391136.

The previous prime is 11937973519741. The next prime is 11937973519799. The reversal of 11937973519779 is 97791537973911.

It is a happy number.

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

It is not a de Polignac number, because 11937973519779 - 2⁷ = 11937973519651 is a prime.

It is a super-2 number, since 2×11937973519779² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11937973519799) 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, 53774655384 + ... + 53774655605.

It is an arithmetic number, because the mean of its divisors is an integer number (2043436908810).

Almost surely, 2^{11937973519779} is an apocalyptic number.

11937973519779 is a deficient number, since it is larger than the sum of its proper divisors (4409521750701).

11937973519779 is a wasteful number, since it uses less digits than its factorization.

11937973519779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107549311029.

The product of its digits is 708883245, while the sum is 78.

The spelling of 11937973519779 in words is "eleven trillion, nine hundred thirty-seven billion, nine hundred seventy-three million, five hundred nineteen thousand, seven hundred seventy-nine".