1955598196344 has 64 divisors (see below), whose sum is σ = 5393488494240. Its totient is φ = 587046359040.

The previous prime is 1955598196333. The next prime is 1955598196369. The reversal of 1955598196344 is 4436918955591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76425537 + ... + 76451120.

Almost surely, 2^{1955598196344} is an apocalyptic number.

It is an amenable number.

1955598196344 is an abundant number, since it is smaller than the sum of its proper divisors (3437890297896).

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

1955598196344 is a wasteful number, since it uses less digits than its factorization.

1955598196344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152876720 (or 152876716 counting only the distinct ones).

The product of its digits is 209952000, while the sum is 69.

The spelling of 1955598196344 in words is "one trillion, nine hundred fifty-five billion, five hundred ninety-eight million, one hundred ninety-six thousand, three hundred forty-four".