40268407544 has 64 divisors (see below), whose sum is σ = 79548480000. Its totient is φ = 19073042560.

The previous prime is 40268407537. The next prime is 40268407547. The reversal of 40268407544 is 44570486204.

It is a super-2 number, since 2×40268407544² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40268407495 and 40268407504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40268407547) 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, 14436902 + ... + 14439690.

It is an arithmetic number, because the mean of its divisors is an integer number (1242945000).

Almost surely, 2^40268407544 is an apocalyptic number.

It is an amenable number.

40268407544 is a deficient number, since it is larger than the sum of its proper divisors (39280072456).

40268407544 is a wasteful number, since it uses less digits than its factorization.

40268407544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548 (or 3544 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 44.

The spelling of 40268407544 in words is "forty billion, two hundred sixty-eight million, four hundred seven thousand, five hundred forty-four".