22372731641 has 8 divisors (see below), whose sum is σ = 24277634304. Its totient is φ = 20494103760.

The previous prime is 22372731637. The next prime is 22372731683. The reversal of 22372731641 is 14613727322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22372731641 - 2² = 22372731637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22372731595 and 22372731604.

It is not an unprimeable number, because it can be changed into a prime (22372731611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6566921 + ... + 6570326.

It is an arithmetic number, because the mean of its divisors is an integer number (3034704288).

Almost surely, 2^22372731641 is an apocalyptic number.

It is an amenable number.

22372731641 is a deficient number, since it is larger than the sum of its proper divisors (1904902663).

22372731641 is a wasteful number, since it uses less digits than its factorization.

22372731641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13137391.

The product of its digits is 84672, while the sum is 38.

The spelling of 22372731641 in words is "twenty-two billion, three hundred seventy-two million, seven hundred thirty-one thousand, six hundred forty-one".