11667847398 has 32 divisors (see below), whose sum is σ = 23679052800. Its totient is φ = 3832163136.

The previous prime is 11667847393. The next prime is 11667847403. The reversal of 11667847398 is 89374876611.

It is an interprime number because it is at equal distance from previous prime (11667847393) and next prime (11667847403).

It is a super-2 number, since 2×11667847398² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11667847391) 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, 442263 + ... + 467901.

It is an arithmetic number, because the mean of its divisors is an integer number (739970400).

Almost surely, 2^11667847398 is an apocalyptic number.

11667847398 is an abundant number, since it is smaller than the sum of its proper divisors (12011205402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11667847398 is a wasteful number, since it uses less digits than its factorization.

11667847398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26756.

The product of its digits is 12192768, while the sum is 60.

The spelling of 11667847398 in words is "eleven billion, six hundred sixty-seven million, eight hundred forty-seven thousand, three hundred ninety-eight".