40254267321 has 6 divisors (see below), whose sum is σ = 58145052810. Its totient is φ = 26836178208.

The previous prime is 40254267257. The next prime is 40254267337. The reversal of 40254267321 is 12376245204.

40254267321 is a `hidden beast` number, since 40 + 2 + 542 + 6 + 73 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 36176040000 + 4078227321 = 190200^2 + 63861^2 .

It is not a de Polignac number, because 40254267321 - 2⁶ = 40254267257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40254267721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2236348176 + ... + 2236348193.

It is an arithmetic number, because the mean of its divisors is an integer number (9690842135).

Almost surely, 2^40254267321 is an apocalyptic number.

It is an amenable number.

40254267321 is a deficient number, since it is larger than the sum of its proper divisors (17890785489).

40254267321 is a wasteful number, since it uses less digits than its factorization.

40254267321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472696375 (or 4472696372 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The spelling of 40254267321 in words is "forty billion, two hundred fifty-four million, two hundred sixty-seven thousand, three hundred twenty-one".