40123361401 has 8 divisors (see below), whose sum is σ = 41232559680. Its totient is φ = 39015467568.

The previous prime is 40123361363. The next prime is 40123361413. The reversal of 40123361401 is 10416332104.

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

It is a cyclic number.

It is not a de Polignac number, because 40123361401 - 2⁷ = 40123361273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40123361501) 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, 263581 + ... + 386938.

It is an arithmetic number, because the mean of its divisors is an integer number (5154069960).

Almost surely, 2^40123361401 is an apocalyptic number.

It is an amenable number.

40123361401 is a deficient number, since it is larger than the sum of its proper divisors (1109198279).

40123361401 is a wasteful number, since it uses less digits than its factorization.

40123361401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652223.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 40123361401 its reverse (10416332104), we get a palindrome (50539693505).

The spelling of 40123361401 in words is "forty billion, one hundred twenty-three million, three hundred sixty-one thousand, four hundred one".