11626198078 has 32 divisors (see below), whose sum is σ = 20716560000. Its totient is φ = 4833853920.

The previous prime is 11626198063. The next prime is 11626198081. The reversal of 11626198078 is 87089162611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467428 + ... + 491671.

It is an arithmetic number, because the mean of its divisors is an integer number (647392500).

Almost surely, 2^11626198078 is an apocalyptic number.

11626198078 is a deficient number, since it is larger than the sum of its proper divisors (9090361922).

11626198078 is a wasteful number, since it uses less digits than its factorization.

11626198078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959160.

The product of its (nonzero) digits is 290304, while the sum is 49.

The spelling of 11626198078 in words is "eleven billion, six hundred twenty-six million, one hundred ninety-eight thousand, seventy-eight".