9949457340 has 96 divisors (see below), whose sum is σ = 31326946560. Its totient is φ = 2621210688.

The previous prime is 9949457333. The next prime is 9949457359. The reversal of 9949457340 is 437549499.

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

It is a congruent number.

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, 66174 + ... + 155813.

It is an arithmetic number, because the mean of its divisors is an integer number (326322360).

Almost surely, 2^9949457340 is an apocalyptic number.

9949457340 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9949457340 is an abundant number, since it is smaller than the sum of its proper divisors (21377489220).

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

9949457340 is a wasteful number, since it uses less digits than its factorization.

9949457340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222088 (or 222080 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The square root of 9949457340 is about 99746.9665704176. The cubic root of 9949457340 is about 2150.7988623200.

The spelling of 9949457340 in words is "nine billion, nine hundred forty-nine million, four hundred fifty-seven thousand, three hundred forty".