24628594225 has 9 divisors (see below), whose sum is σ = 30540429867. Its totient is φ = 19702247640.

The previous prime is 24628594213. The next prime is 24628594231. The reversal of 24628594225 is 52249582642.

The square root of 24628594225 is 156935.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8866293921 + 15762300304 = 94161^2 + 125548^2 .

It is not a de Polignac number, because 24628594225 - 2¹⁵ = 24628561457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 768982 + ... + 800368.

Almost surely, 2^24628594225 is an apocalyptic number.

24628594225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

24628594225 is the 156935-th square number.

24628594225 is the 78468-th centered octagonal number.

It is an amenable number.

24628594225 is a deficient number, since it is larger than the sum of its proper divisors (5911835642).

24628594225 is an frugal number, since it uses more digits than its factorization.

24628594225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62784 (or 31392 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 49.

Multiplying 24628594225 by its sum of digits (49), we get a square (1206801117025 = 1098545²).

The spelling of 24628594225 in words is "twenty-four billion, six hundred twenty-eight million, five hundred ninety-four thousand, two hundred twenty-five".