5644152874 has 4 divisors (see below), whose sum is σ = 8466229314. Its totient is φ = 2822076436.

The previous prime is 5644152809. The next prime is 5644152887. The reversal of 5644152874 is 4782514465.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4782514465 = 5 ⋅956502893.

It can be written as a sum of positive squares in only one way, i.e., 3109735225 + 2534417649 = 55765^2 + 50343^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411038217 + ... + 1411038220.

Almost surely, 2^5644152874 is an apocalyptic number.

5644152874 is a deficient number, since it is larger than the sum of its proper divisors (2822076440).

5644152874 is a wasteful number, since it uses less digits than its factorization.

5644152874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822076439.

The product of its digits is 1075200, while the sum is 46.

The square root of 5644152874 is about 75127.5773201825. The cubic root of 5644152874 is about 1780.4628760871.

The spelling of 5644152874 in words is "five billion, six hundred forty-four million, one hundred fifty-two thousand, eight hundred seventy-four".