40672540801 has 4 divisors (see below), whose sum is σ = 40700650432. Its totient is φ = 40644431172.

The previous prime is 40672540781. The next prime is 40672540847. The reversal of 40672540801 is 10804527604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40672540801 - 2⁹ = 40672540289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40672540891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14052645 + ... + 14055538.

It is an arithmetic number, because the mean of its divisors is an integer number (10175162608).

Almost surely, 2^40672540801 is an apocalyptic number.

It is an amenable number.

40672540801 is a deficient number, since it is larger than the sum of its proper divisors (28109631).

40672540801 is a wasteful number, since it uses less digits than its factorization.

40672540801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28109630.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 40672540801 in words is "forty billion, six hundred seventy-two million, five hundred forty thousand, eight hundred one".