11452072198 has 32 divisors (see below), whose sum is σ = 20677674240. Its totient is φ = 4646950560.

The previous prime is 11452072193. The next prime is 11452072207. The reversal of 11452072198 is 89127025411.

It is a super-2 number, since 2×11452072198² (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 11452072198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452072193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469840 + ... + 493612.

It is an arithmetic number, because the mean of its divisors is an integer number (646177320).

Almost surely, 2^11452072198 is an apocalyptic number.

11452072198 is a deficient number, since it is larger than the sum of its proper divisors (9225602042).

11452072198 is a wasteful number, since it uses less digits than its factorization.

11452072198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25612.

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 11452072198 in words is "eleven billion, four hundred fifty-two million, seventy-two thousand, one hundred ninety-eight".