99843911684734 has 32 divisors (see below), whose sum is σ = 174649568990400. Its totient is φ = 41920502787072.

The previous prime is 99843911684653. The next prime is 99843911684791. The reversal of 99843911684734 is 43748611934899.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99471309 + ... + 100470040.

It is an arithmetic number, because the mean of its divisors is an integer number (5457799030950).

Almost surely, 2^{99843911684734} is an apocalyptic number.

99843911684734 is a deficient number, since it is larger than the sum of its proper divisors (74805657305666).

99843911684734 is a wasteful number, since it uses less digits than its factorization.

99843911684734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199942084.

The product of its digits is 1128701952, while the sum is 76.

The spelling of 99843911684734 in words is "ninety-nine trillion, eight hundred forty-three billion, nine hundred eleven million, six hundred eighty-four thousand, seven hundred thirty-four".