1627620255 has 24 divisors (see below), whose sum is σ = 2890021680. Its totient is φ = 846890880.

The previous prime is 1627620233. The next prime is 1627620257. The reversal of 1627620255 is 5520267261.

1627620255 is a `hidden beast` number, since 1 + 6 + 2 + 7 + 620 + 25 + 5 = 666.

It is not a de Polignac number, because 1627620255 - 2⁵ = 1627620223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1627620257) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 439245 + ... + 442934.

It is an arithmetic number, because the mean of its divisors is an integer number (120417570).

Almost surely, 2^1627620255 is an apocalyptic number.

1627620255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1627620255 is a deficient number, since it is larger than the sum of its proper divisors (1262401425).

1627620255 is a wasteful number, since it uses less digits than its factorization.

1627620255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882231 (or 882228 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 1627620255 is about 40343.7759140118. The cubic root of 1627620255 is about 1176.2989118521.

The spelling of 1627620255 in words is "one billion, six hundred twenty-seven million, six hundred twenty thousand, two hundred fifty-five".