439947412740 has 1152 divisors, whose sum is σ = 1652900401152. Its totient is φ = 97141524480.

The previous prime is 439947412733. The next prime is 439947412759. The reversal of 439947412740 is 47214749934.

It is a happy number.

439947412740 is a `hidden beast` number, since 4 + 3 + 9 + 9 + 474 + 127 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2802212742 + ... + 2802212898.

It is an arithmetic number, because the mean of its divisors is an integer number (1434809376).

Almost surely, 2^439947412740 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 439947412740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826450200576).

439947412740 is an abundant number, since it is smaller than the sum of its proper divisors (1212952988412).

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

439947412740 is a wasteful number, since it uses less digits than its factorization.

439947412740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 439947412740 in words is "four hundred thirty-nine billion, nine hundred forty-seven million, four hundred twelve thousand, seven hundred forty".