40255705404 has 48 divisors (see below), whose sum is σ = 104436138240. Its totient is φ = 13409633520.

The previous prime is 40255705397. The next prime is 40255705409. The reversal of 40255705404 is 40450755204.

It is a happy number.

40255705404 is a `hidden beast` number, since 40 + 2 + 5 + 5 + 70 + 540 + 4 = 666.

It is a super-3 number, since 3×40255705404³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40255705409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39847 + ... + 286529.

It is an arithmetic number, because the mean of its divisors is an integer number (2175752880).

Almost surely, 2^40255705404 is an apocalyptic number.

It is an amenable number.

40255705404 is an abundant number, since it is smaller than the sum of its proper divisors (64180432836).

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

40255705404 is a wasteful number, since it uses less digits than its factorization.

40255705404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248207 (or 248199 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 36.

The spelling of 40255705404 in words is "forty billion, two hundred fifty-five million, seven hundred five thousand, four hundred four".