3622436861651 has 4 divisors (see below), whose sum is σ = 3747348477600. Its totient is φ = 3497525245704.

The previous prime is 3622436861621. The next prime is 3622436861669. The reversal of 3622436861651 is 1561686342263.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3622436861651 is a prime.

It is a super-2 number, since 2×3622436861651² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3622436861593 and 3622436861602.

It is not an unprimeable number, because it can be changed into a prime (3622436861621) 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, 62455807931 + ... + 62455807988.

It is an arithmetic number, because the mean of its divisors is an integer number (936837119400).

Almost surely, 2^{3622436861651} is an apocalyptic number.

3622436861651 is a deficient number, since it is larger than the sum of its proper divisors (124911615949).

3622436861651 is a wasteful number, since it uses less digits than its factorization.

3622436861651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124911615948.

The product of its digits is 7464960, while the sum is 53.

The spelling of 3622436861651 in words is "three trillion, six hundred twenty-two billion, four hundred thirty-six million, eight hundred sixty-one thousand, six hundred fifty-one".