9959536434 has 16 divisors (see below), whose sum is σ = 19954459872. Its totient is φ = 3313947648.

The previous prime is 9959536427. The next prime is 9959536441. The reversal of 9959536434 is 4346359599.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9959536427) and next prime (9959536441).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1470799 + ... + 1477554.

It is an arithmetic number, because the mean of its divisors is an integer number (1247153742).

Almost surely, 2^9959536434 is an apocalyptic number.

9959536434 is an abundant number, since it is smaller than the sum of its proper divisors (9994923438).

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

9959536434 is a wasteful number, since it uses less digits than its factorization.

9959536434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948921.

The product of its digits is 15746400, while the sum is 57.

The square root of 9959536434 is about 99797.4770923594. The cubic root of 9959536434 is about 2151.5248914590.

The spelling of 9959536434 in words is "nine billion, nine hundred fifty-nine million, five hundred thirty-six thousand, four hundred thirty-four".