40265613344 has 36 divisors (see below), whose sum is σ = 87134712462. Its totient is φ = 18302549760.

The previous prime is 40265613317. The next prime is 40265613391. The reversal of 40265613344 is 44331656204.

It can be written as a sum of positive squares in only one way, i.e., 22078393744 + 18187219600 = 148588^2 + 134860^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40265613298 and 40265613307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5195717 + ... + 5203460.

Almost surely, 2^40265613344 is an apocalyptic number.

40265613344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40265613344 is an abundant number, since it is smaller than the sum of its proper divisors (46869099118).

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

40265613344 is a wasteful number, since it uses less digits than its factorization.

40265613344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10399209 (or 10399190 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 40265613344 in words is "forty billion, two hundred sixty-five million, six hundred thirteen thousand, three hundred forty-four".