4001622140461 has 16 divisors (see below), whose sum is σ = 4488577441920. Its totient is φ = 3536454841920.

The previous prime is 4001622140447. The next prime is 4001622140471. The reversal of 4001622140461 is 1640412261004.

It is not a de Polignac number, because 4001622140461 - 2²⁵ = 4001588586029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001622140471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31421985 + ... + 31549078.

It is an arithmetic number, because the mean of its divisors is an integer number (280536090120).

Almost surely, 2^{4001622140461} is an apocalyptic number.

It is an amenable number.

4001622140461 is a deficient number, since it is larger than the sum of its proper divisors (486955301459).

4001622140461 is a wasteful number, since it uses less digits than its factorization.

4001622140461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62971236.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 4001622140461 in words is "four trillion, one billion, six hundred twenty-two million, one hundred forty thousand, four hundred sixty-one".