9999613974 has 16 divisors (see below), whose sum is σ = 22856260608. Its totient is φ = 2857032552.

The previous prime is 9999613973. The next prime is 9999614003. The reversal of 9999613974 is 4793169999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999613973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119042982 + ... + 119043065.

It is an arithmetic number, because the mean of its divisors is an integer number (1428516288).

Almost surely, 2^9999613974 is an apocalyptic number.

9999613974 is an abundant number, since it is smaller than the sum of its proper divisors (12856646634).

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

9999613974 is a wasteful number, since it uses less digits than its factorization.

9999613974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238086059.

The product of its digits is 29760696, while the sum is 66.

The square root of 9999613974 is about 99998.0698513726. The cubic root of 9999613974 is about 2154.4069674150.

The spelling of 9999613974 in words is "nine billion, nine hundred ninety-nine million, six hundred thirteen thousand, nine hundred seventy-four".