47485637272646 has 16 divisors (see below), whose sum is σ = 71287789381200. Its totient is φ = 23723042274048.

The previous prime is 47485637272643. The next prime is 47485637272681. The reversal of 47485637272646 is 64627273658474.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 47485637272646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47485637272643) 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, 67214090 + ... + 67916898.

It is an arithmetic number, because the mean of its divisors is an integer number (4455486836325).

Almost surely, 2^{47485637272646} is an apocalyptic number.

47485637272646 is a deficient number, since it is larger than the sum of its proper divisors (23802152108554).

47485637272646 is a wasteful number, since it uses less digits than its factorization.

47485637272646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730903.

The product of its digits is 2275983360, while the sum is 71.

The spelling of 47485637272646 in words is "forty-seven trillion, four hundred eighty-five billion, six hundred thirty-seven million, two hundred seventy-two thousand, six hundred forty-six".