9949654080 has 168 divisors, whose sum is σ = 35403053400. Its totient is φ = 2561728512.

The previous prime is 9949654079. The next prime is 9949654081. The reversal of 9949654080 is 804569499.

9949654080 is a `hidden beast` number, since 9 + 9 + 4 + 96 + 540 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (9949654079) and next prime (9949654081).

It can be written as a sum of positive squares in 4 ways, for example, as 788544 + 9948865536 = 888^2 + 99744^2 .

It is not an unprimeable number, because it can be changed into a prime (9949654081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23956 + ... + 143084.

Almost surely, 2^9949654080 is an apocalyptic number.

9949654080 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9949654080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17701526700).

9949654080 is an abundant number, since it is smaller than the sum of its proper divisors (25453399320).

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

9949654080 is a wasteful number, since it uses less digits than its factorization.

9949654080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119181 (or 119168 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 9949654080 is about 99747.9527609464. The cubic root of 9949654080 is about 2150.8130388178.

The spelling of 9949654080 in words is "nine billion, nine hundred forty-nine million, six hundred fifty-four thousand, eighty".