11654020020 has 24 divisors (see below), whose sum is σ = 32631256224. Its totient is φ = 3107738656.

The previous prime is 11654019977. The next prime is 11654020051. The reversal of 11654020020 is 2002045611.

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, 97116774 + ... + 97116893.

It is an arithmetic number, because the mean of its divisors is an integer number (1359635676).

Almost surely, 2^11654020020 is an apocalyptic number.

11654020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11654020020 is an abundant number, since it is smaller than the sum of its proper divisors (20977236204).

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

11654020020 is a wasteful number, since it uses less digits than its factorization.

11654020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194233679 (or 194233677 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 11654020020 its reverse (2002045611), we get a palindrome (13656065631).

The spelling of 11654020020 in words is "eleven billion, six hundred fifty-four million, twenty thousand, twenty".