11198854510 has 16 divisors (see below), whose sum is σ = 20189299536. Its totient is φ = 4472572608.

The previous prime is 11198854463. The next prime is 11198854523. The reversal of 11198854510 is 1545889111.

It is a super-2 number, since 2×11198854510² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864399 + ... + 877258.

It is an arithmetic number, because the mean of its divisors is an integer number (1261831221).

Almost surely, 2^11198854510 is an apocalyptic number.

11198854510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11198854510 is a deficient number, since it is larger than the sum of its proper divisors (8990445026).

11198854510 is a wasteful number, since it uses less digits than its factorization.

11198854510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742307.

The product of its (nonzero) digits is 57600, while the sum is 43.

The spelling of 11198854510 in words is "eleven billion, one hundred ninety-eight million, eight hundred fifty-four thousand, five hundred ten".