109017632949 has 32 divisors (see below), whose sum is σ = 148328506368. Its totient is φ = 71206800000.

The previous prime is 109017632939. The next prime is 109017632951. The reversal of 109017632949 is 949236710901.

It is not a de Polignac number, because 109017632949 - 2⁵ = 109017632917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109017632939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26248257 + ... + 26252409.

It is an arithmetic number, because the mean of its divisors is an integer number (4635265824).

Almost surely, 2^109017632949 is an apocalyptic number.

It is an amenable number.

109017632949 is a deficient number, since it is larger than the sum of its proper divisors (39310873419).

109017632949 is a wasteful number, since it uses less digits than its factorization.

109017632949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4969.

The product of its (nonzero) digits is 734832, while the sum is 51.

The spelling of 109017632949 in words is "one hundred nine billion, seventeen million, six hundred thirty-two thousand, nine hundred forty-nine".