41178555625 has 15 divisors (see below), whose sum is σ = 51463063267. Its totient is φ = 32938786000.

The previous prime is 41178555617. The next prime is 41178555637. The reversal of 41178555625 is 52655587114.

The square root of 41178555625 is 202925.

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

It can be written as a sum of positive squares in 7 ways, for example, as 12969337689 + 28209217936 = 113883^2 + 167956^2 .

It is not a de Polignac number, because 41178555625 - 2³ = 41178555617 is a prime.

It is a super-2 number, since 2×41178555625² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5069067 + ... + 5077183.

Almost surely, 2^41178555625 is an apocalyptic number.

41178555625 is the 202925-th square number.

41178555625 is the 101463-rd centered octagonal number.

It is an amenable number.

41178555625 is a deficient number, since it is larger than the sum of its proper divisors (10284507642).

41178555625 is an frugal number, since it uses more digits than its factorization.

41178555625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16254 (or 8122 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 49.

Multiplying 41178555625 by its sum of digits (49), we get a square (2017749225625 = 1420475²).

The spelling of 41178555625 in words is "forty-one billion, one hundred seventy-eight million, five hundred fifty-five thousand, six hundred twenty-five".