11762020530 has 160 divisors (see below), whose sum is σ = 34188606144. Its totient is φ = 2884305024.

The previous prime is 11762020519. The next prime is 11762020561. The reversal of 11762020530 is 3502026711.

It is a happy number.

11762020530 is a `hidden beast` number, since 1 + 1 + 7 + 620 + 2 + 0 + 5 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11762020494 and 11762020503.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2978017 + ... + 2981963.

Almost surely, 2^11762020530 is an apocalyptic number.

11762020530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11762020530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17094303072).

11762020530 is an abundant number, since it is smaller than the sum of its proper divisors (22426585614).

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

11762020530 is a wasteful number, since it uses less digits than its factorization.

11762020530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262 (or 4253 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The spelling of 11762020530 in words is "eleven billion, seven hundred sixty-two million, twenty thousand, five hundred thirty".