1095198638974 has 32 divisors (see below), whose sum is σ = 1864076239872. Its totient is φ = 478081344000.

The previous prime is 1095198638929. The next prime is 1095198638977. The reversal of 1095198638974 is 4798368915901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1095198638977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6039907 + ... + 6218590.

It is an arithmetic number, because the mean of its divisors is an integer number (58252382496).

Almost surely, 2^{1095198638974} is an apocalyptic number.

1095198638974 is a deficient number, since it is larger than the sum of its proper divisors (768877600898).

1095198638974 is a wasteful number, since it uses less digits than its factorization.

1095198638974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12258672.

The product of its (nonzero) digits is 117573120, while the sum is 70.

The spelling of 1095198638974 in words is "one trillion, ninety-five billion, one hundred ninety-eight million, six hundred thirty-eight thousand, nine hundred seventy-four".