109997564740 has 72 divisors (see below), whose sum is σ = 277376424192. Its totient is φ = 36496877760.

The previous prime is 109997564713. The next prime is 109997564741. The reversal of 109997564740 is 47465799901.

It is not an unprimeable number, because it can be changed into a prime (109997564741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1779982 + ... + 1840741.

It is an arithmetic number, because the mean of its divisors is an integer number (3852450336).

Almost surely, 2^109997564740 is an apocalyptic number.

109997564740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109997564740 is an abundant number, since it is smaller than the sum of its proper divisors (167378859452).

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

109997564740 is a wasteful number, since it uses less digits than its factorization.

109997564740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620777 (or 3620768 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 61.

The spelling of 109997564740 in words is "one hundred nine billion, nine hundred ninety-seven million, five hundred sixty-four thousand, seven hundred forty".