11697587038 has 8 divisors (see below), whose sum is σ = 17768486880. Its totient is φ = 5774758080.

The previous prime is 11697587029. The next prime is 11697587051. The reversal of 11697587038 is 83078579611.

It is a happy number.

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

It is a super-2 number, since 2×11697587038² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11697587038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37017523 + ... + 37017838.

It is an arithmetic number, because the mean of its divisors is an integer number (2221060860).

Almost surely, 2^11697587038 is an apocalyptic number.

11697587038 is a deficient number, since it is larger than the sum of its proper divisors (6070899842).

11697587038 is an equidigital number, since it uses as much as digits as its factorization.

11697587038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74035442.

The product of its (nonzero) digits is 2540160, while the sum is 55.

The spelling of 11697587038 in words is "eleven billion, six hundred ninety-seven million, five hundred eighty-seven thousand, thirty-eight".