39440604000 has 384 divisors, whose sum is σ = 149471142912. Its totient is φ = 8904806400.

The previous prime is 39440603981. The next prime is 39440604011. The reversal of 39440604000 is 40604493.

It is a super-2 number, since 2×39440604000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6969172 + ... + 6974828.

It is an arithmetic number, because the mean of its divisors is an integer number (389247768).

Almost surely, 2^39440604000 is an apocalyptic number.

39440604000 is a gapful number since it is divisible by the number (30) 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 39440604000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74735571456).

39440604000 is an abundant number, since it is smaller than the sum of its proper divisors (110030538912).

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

39440604000 is a wasteful number, since it uses less digits than its factorization.

39440604000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775 (or 5757 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 39440604000 in words is "thirty-nine billion, four hundred forty million, six hundred four thousand".