9740399904 has 192 divisors, whose sum is σ = 30336768000. Its totient is φ = 3033144576.

The previous prime is 9740399891. The next prime is 9740399939. The reversal of 9740399904 is 4099930479.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 848797 + ... + 860195.

It is an arithmetic number, because the mean of its divisors is an integer number (158004000).

Almost surely, 2^9740399904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9740399904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15168384000).

9740399904 is an abundant number, since it is smaller than the sum of its proper divisors (20596368096).

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

9740399904 is a wasteful number, since it uses less digits than its factorization.

9740399904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11484 (or 11470 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The square root of 9740399904 is about 98693.4643428834. The cubic root of 9740399904 is about 2135.6279493392.

The spelling of 9740399904 in words is "nine billion, seven hundred forty million, three hundred ninety-nine thousand, nine hundred four".