40193278413 has 8 divisors (see below), whose sum is σ = 54499360800. Its totient is φ = 26341357488.

The previous prime is 40193278387. The next prime is 40193278421. The reversal of 40193278413 is 31487239104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40193278413 - 2³⁴ = 23013409229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40193270413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113540158 + ... + 113540511.

It is an arithmetic number, because the mean of its divisors is an integer number (6812420100).

Almost surely, 2^40193278413 is an apocalyptic number.

It is an amenable number.

40193278413 is a deficient number, since it is larger than the sum of its proper divisors (14306082387).

40193278413 is a wasteful number, since it uses less digits than its factorization.

40193278413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227080731.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 40193278413 in words is "forty billion, one hundred ninety-three million, two hundred seventy-eight thousand, four hundred thirteen".