40621711001 has 4 divisors (see below), whose sum is σ = 40644806400. Its totient is φ = 40598615604.

The previous prime is 40621710973. The next prime is 40621711003. The reversal of 40621711001 is 10011712604.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-40621711001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40621711003) 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, 11545061 + ... + 11548578.

It is an arithmetic number, because the mean of its divisors is an integer number (10161201600).

Almost surely, 2^40621711001 is an apocalyptic number.

It is an amenable number.

40621711001 is a deficient number, since it is larger than the sum of its proper divisors (23095399).

40621711001 is a wasteful number, since it uses less digits than its factorization.

40621711001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23095398.

The product of its (nonzero) digits is 336, while the sum is 23.

The spelling of 40621711001 in words is "forty billion, six hundred twenty-one million, seven hundred eleven thousand, one".