47322617453 has 2 divisors, whose sum is σ = 47322617454. Its totient is φ = 47322617452.

The previous prime is 47322617449. The next prime is 47322617473. The reversal of 47322617453 is 35471622374.

47322617453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47254933924 + 67683529 = 217382^2 + 8227^2 .

It is a cyclic number.

It is not a de Polignac number, because 47322617453 - 2² = 47322617449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47322617473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23661308726 + 23661308727.

It is an arithmetic number, because the mean of its divisors is an integer number (23661308727).

Almost surely, 2^47322617453 is an apocalyptic number.

It is an amenable number.

47322617453 is a deficient number, since it is larger than the sum of its proper divisors (1).

47322617453 is an equidigital number, since it uses as much as digits as its factorization.

47322617453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 44.

The spelling of 47322617453 in words is "forty-seven billion, three hundred twenty-two million, six hundred seventeen thousand, four hundred fifty-three".