109648974512 has 120 divisors (see below), whose sum is σ = 273383398176. Its totient is φ = 41678208000.

The previous prime is 109648974469. The next prime is 109648974541. The reversal of 109648974512 is 215479846901.

It is a super-2 number, since 2×109648974512² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 456962 + ... + 654302.

Almost surely, 2^109648974512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109648974512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136691699088).

109648974512 is an abundant number, since it is smaller than the sum of its proper divisors (163734423664).

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

109648974512 is a wasteful number, since it uses less digits than its factorization.

109648974512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197419 (or 197402 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 109648974512 in words is "one hundred nine billion, six hundred forty-eight million, nine hundred seventy-four thousand, five hundred twelve".