4653891478 has 4 divisors (see below), whose sum is σ = 6980837220. Its totient is φ = 2326945738.

The previous prime is 4653891443. The next prime is 4653891481. The reversal of 4653891478 is 8741983564.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163472868 + ... + 1163472871.

It is an arithmetic number, because the mean of its divisors is an integer number (1745209305).

Almost surely, 2^4653891478 is an apocalyptic number.

4653891478 is a deficient number, since it is larger than the sum of its proper divisors (2326945742).

4653891478 is a wasteful number, since it uses less digits than its factorization.

4653891478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326945741.

The product of its digits is 5806080, while the sum is 55.

The square root of 4653891478 is about 68219.4362187200. The cubic root of 4653891478 is about 1669.5730174004.

The spelling of 4653891478 in words is "four billion, six hundred fifty-three million, eight hundred ninety-one thousand, four hundred seventy-eight".