109773431652 has 24 divisors (see below), whose sum is σ = 262385276832. Its totient is φ = 35698676800.

The previous prime is 109773431639. The next prime is 109773431653. The reversal of 109773431652 is 256134377901.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (109773431653) 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, 111557874 + ... + 111558857.

It is an arithmetic number, because the mean of its divisors is an integer number (10932719868).

Almost surely, 2^109773431652 is an apocalyptic number.

109773431652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109773431652 is an abundant number, since it is smaller than the sum of its proper divisors (152611845180).

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

109773431652 is a wasteful number, since it uses less digits than its factorization.

109773431652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223116779 (or 223116777 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 48.

The spelling of 109773431652 in words is "one hundred nine billion, seven hundred seventy-three million, four hundred thirty-one thousand, six hundred fifty-two".