11896012740 has 24 divisors (see below), whose sum is σ = 33308835840. Its totient is φ = 3172270048.

The previous prime is 11896012721. The next prime is 11896012747. The reversal of 11896012740 is 4721069811.

It is a super-2 number, since 2×11896012740² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11896012747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99133380 + ... + 99133499.

It is an arithmetic number, because the mean of its divisors is an integer number (1387868160).

Almost surely, 2^11896012740 is an apocalyptic number.

11896012740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11896012740 is an abundant number, since it is smaller than the sum of its proper divisors (21412823100).

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

11896012740 is a wasteful number, since it uses less digits than its factorization.

11896012740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198266891 (or 198266889 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The spelling of 11896012740 in words is "eleven billion, eight hundred ninety-six million, twelve thousand, seven hundred forty".