51526255 has 16 divisors (see below), whose sum is σ = 69024384. Its totient is φ = 36600480.

The previous prime is 51526231. The next prime is 51526259. The reversal of 51526255 is 55262515.

It is not a de Polignac number, because 51526255 - 2¹⁵ = 51493487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51526259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8529 + ... + 13258.

It is an arithmetic number, because the mean of its divisors is an integer number (4314024).

Almost surely, 2^51526255 is an apocalyptic number.

51526255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51526255 is a deficient number, since it is larger than the sum of its proper divisors (17498129).

51526255 is a wasteful number, since it uses less digits than its factorization.

51526255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21846.

The product of its digits is 15000, while the sum is 31.

The square root of 51526255 is about 7178.1790866486. The cubic root of 51526255 is about 372.1141568752.

The spelling of 51526255 in words is "fifty-one million, five hundred twenty-six thousand, two hundred fifty-five".