11802796550 has 24 divisors (see below), whose sum is σ = 23244568056. Its totient is φ = 4443405440.

The previous prime is 11802796549. The next prime is 11802796553. The reversal of 11802796550 is 5569720811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11802796553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6941972 + ... + 6943671.

It is an arithmetic number, because the mean of its divisors is an integer number (968523669).

Almost surely, 2^11802796550 is an apocalyptic number.

11802796550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11802796550 is a deficient number, since it is larger than the sum of its proper divisors (11441771506).

11802796550 is a wasteful number, since it uses less digits than its factorization.

11802796550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13885672 (or 13885667 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 44.

The spelling of 11802796550 in words is "eleven billion, eight hundred two million, seven hundred ninety-six thousand, five hundred fifty".