11492273520 has 400 divisors, whose sum is σ = 49127897280. Its totient is φ = 2424619008.

The previous prime is 11492273509. The next prime is 11492273567. The reversal of 11492273520 is 2537229411.

11492273520 is a `hidden beast` number, since 1 + 1 + 49 + 22 + 73 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 79 ways as a sum of consecutive naturals, for example, 579936 + ... + 599424.

Almost surely, 2^11492273520 is an apocalyptic number.

11492273520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11492273520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24563948640).

11492273520 is an abundant number, since it is smaller than the sum of its proper divisors (37635623760).

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

11492273520 is a wasteful number, since it uses less digits than its factorization.

11492273520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19534 (or 19519 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 11492273520 in words is "eleven billion, four hundred ninety-two million, two hundred seventy-three thousand, five hundred twenty".