874649946478 has 64 divisors (see below), whose sum is σ = 1692517317120. Its totient is φ = 328943260800.

The previous prime is 874649946461. The next prime is 874649946479.

874649946478 is nontrivially palindromic in base 10.

874649946478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874649946479) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20714548 + ... + 20756728.

It is an arithmetic number, because the mean of its divisors is an integer number (26445583080).

Almost surely, 2^874649946478 is an apocalyptic number.

874649946478 is a deficient number, since it is larger than the sum of its proper divisors (817867370642).

874649946478 is a wasteful number, since it uses less digits than its factorization.

874649946478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46873.

The product of its digits is 2341011456, while the sum is 76.

The spelling of 874649946478 in words is "eight hundred seventy-four billion, six hundred forty-nine million, nine hundred forty-six thousand, four hundred seventy-eight".