99049962440 has 128 divisors (see below), whose sum is σ = 262422115200. Its totient is φ = 33171640320.

The previous prime is 99049962439. The next prime is 99049962467. The reversal of 99049962440 is 4426994099.

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, 2514416 + ... + 2553504.

It is an arithmetic number, because the mean of its divisors is an integer number (2050172775).

Almost surely, 2^99049962440 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 99049962440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131211057600).

99049962440 is an abundant number, since it is smaller than the sum of its proper divisors (163372152760).

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

99049962440 is a wasteful number, since it uses less digits than its factorization.

99049962440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39567 (or 39563 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 56.

The spelling of 99049962440 in words is "ninety-nine billion, forty-nine million, nine hundred sixty-two thousand, four hundred forty".