40499343080 has 128 divisors (see below), whose sum is σ = 107124249600. Its totient is φ = 13488933888.

The previous prime is 40499343047. The next prime is 40499343103. The reversal of 40499343080 is 8034399404.

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, 7446122 + ... + 7451558.

It is an arithmetic number, because the mean of its divisors is an integer number (836908200).

Almost surely, 2^40499343080 is an apocalyptic number.

40499343080 is a gapful number since it is divisible by the number (40) 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 40499343080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53562124800).

40499343080 is an abundant number, since it is smaller than the sum of its proper divisors (66624906520).

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

40499343080 is a wasteful number, since it uses less digits than its factorization.

40499343080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6211 (or 6207 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 40499343080 in words is "forty billion, four hundred ninety-nine million, three hundred forty-three thousand, eighty".