344401378598 has 16 divisors (see below), whose sum is σ = 528727220736. Its totient is φ = 168160655880.

The previous prime is 344401378597. The next prime is 344401378613. The reversal of 344401378598 is 895873104443.

It is a super-2 number, since 2×344401378598² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344401378597) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7298 + ... + 829973.

It is an arithmetic number, because the mean of its divisors is an integer number (33045451296).

Almost surely, 2^344401378598 is an apocalyptic number.

344401378598 is a deficient number, since it is larger than the sum of its proper divisors (184325842138).

344401378598 is a wasteful number, since it uses less digits than its factorization.

344401378598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842099.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 344401378598 in words is "three hundred forty-four billion, four hundred one million, three hundred seventy-eight thousand, five hundred ninety-eight".