88099799040 has 1200 divisors, whose sum is σ = 369964070784. Its totient is φ = 19818086400.

The previous prime is 88099799003. The next prime is 88099799071. The reversal of 88099799040 is 4099799088.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1240842205 + ... + 1240842275.

Almost surely, 2^88099799040 is an apocalyptic number.

88099799040 is a gapful number since it is divisible by the number (80) 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 88099799040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184982035392).

88099799040 is an abundant number, since it is smaller than the sum of its proper divisors (281864271744).

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

88099799040 is a wasteful number, since it uses less digits than its factorization.

88099799040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 63.

The spelling of 88099799040 in words is "eighty-eight billion, ninety-nine million, seven hundred ninety-nine thousand, forty".