472162651949 has 2 divisors, whose sum is σ = 472162651950. Its totient is φ = 472162651948.

The previous prime is 472162651903. The next prime is 472162651979. The reversal of 472162651949 is 949156261274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364233976324 + 107928675625 = 603518^2 + 328525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472162651949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 472162651894 and 472162651903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472162651979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236081325974 + 236081325975.

It is an arithmetic number, because the mean of its divisors is an integer number (236081325975).

Almost surely, 2^472162651949 is an apocalyptic number.

It is an amenable number.

472162651949 is a deficient number, since it is larger than the sum of its proper divisors (1).

472162651949 is an equidigital number, since it uses as much as digits as its factorization.

472162651949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 56.

The spelling of 472162651949 in words is "four hundred seventy-two billion, one hundred sixty-two million, six hundred fifty-one thousand, nine hundred forty-nine".