897461224643 has 4 divisors (see below), whose sum is σ = 944696025960. Its totient is φ = 850226423328.

The previous prime is 897461224613. The next prime is 897461224661. The reversal of 897461224643 is 346422164798.

897461224643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 897461224643 - 2⁶ = 897461224579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897461224613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23617400630 + ... + 23617400667.

It is an arithmetic number, because the mean of its divisors is an integer number (236174006490).

Almost surely, 2^897461224643 is an apocalyptic number.

897461224643 is a deficient number, since it is larger than the sum of its proper divisors (47234801317).

897461224643 is a wasteful number, since it uses less digits than its factorization.

897461224643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47234801316.

The product of its digits is 13934592, while the sum is 56.

The spelling of 897461224643 in words is "eight hundred ninety-seven billion, four hundred sixty-one million, two hundred twenty-four thousand, six hundred forty-three".