11764478850 has 24 divisors (see below), whose sum is σ = 29175907920. Its totient is φ = 3137194320.

The previous prime is 11764478821. The next prime is 11764478861. The reversal of 11764478850 is 5887446711.

It is a super-2 number, since 2×11764478850² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11764478793 and 11764478802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39214780 + ... + 39215079.

It is an arithmetic number, because the mean of its divisors is an integer number (1215662830).

Almost surely, 2^11764478850 is an apocalyptic number.

11764478850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11764478850 is an abundant number, since it is smaller than the sum of its proper divisors (17411429070).

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

11764478850 is a wasteful number, since it uses less digits than its factorization.

11764478850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78429874 (or 78429869 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 51.

The spelling of 11764478850 in words is "eleven billion, seven hundred sixty-four million, four hundred seventy-eight thousand, eight hundred fifty".