40430297600 has 960 divisors, whose sum is σ = 140288163840. Its totient is φ = 11147673600.

The previous prime is 40430297599. The next prime is 40430297629. The reversal of 40430297600 is 679203404.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 318348737 + ... + 318348863.

It is an arithmetic number, because the mean of its divisors is an integer number (146133504).

Almost surely, 2^40430297600 is an apocalyptic number.

40430297600 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 40430297600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70144081920).

40430297600 is an abundant number, since it is smaller than the sum of its proper divisors (99857866240).

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

40430297600 is a wasteful number, since it uses less digits than its factorization.

40430297600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 40430297600 in words is "forty billion, four hundred thirty million, two hundred ninety-seven thousand, six hundred".