472457783217097 has 8 divisors (see below), whose sum is σ = 484438145232456. Its totient is φ = 460590979135872.

The previous prime is 472457783217083. The next prime is 472457783217131. The reversal of 472457783217097 is 790712387754274.

It can be written as a sum of positive squares in 4 ways, for example, as 16873560769536 + 455584222447561 = 4107744^2 + 21344419^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 472457783217097 - 2¹⁹ = 472457782692809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472457783217067) 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, 28389475108 + ... + 28389491749.

It is an arithmetic number, because the mean of its divisors is an integer number (60554768154057).

Almost surely, 2^{472457783217097} is an apocalyptic number.

It is an amenable number.

472457783217097 is a deficient number, since it is larger than the sum of its proper divisors (11980362015359).

472457783217097 is a wasteful number, since it uses less digits than its factorization.

472457783217097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56778967067.

The product of its (nonzero) digits is 1161699840, while the sum is 73.

The spelling of 472457783217097 in words is "four hundred seventy-two trillion, four hundred fifty-seven billion, seven hundred eighty-three million, two hundred seventeen thousand, ninety-seven".