40451326201 has 24 divisors (see below), whose sum is σ = 47916737792. Its totient is φ = 33921439200.

The previous prime is 40451326147. The next prime is 40451326207. The reversal of 40451326201 is 10262315404.

It is not a de Polignac number, because 40451326201 - 2¹⁷ = 40451195129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40451326201.

It is not an unprimeable number, because it can be changed into a prime (40451326207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2456686 + ... + 2473096.

Almost surely, 2^40451326201 is an apocalyptic number.

It is an amenable number.

40451326201 is a deficient number, since it is larger than the sum of its proper divisors (7465411591).

40451326201 is a wasteful number, since it uses less digits than its factorization.

40451326201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18013 (or 18002 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 40451326201 in words is "forty billion, four hundred fifty-one million, three hundred twenty-six thousand, two hundred one".