1627641063 has 18 divisors (see below), whose sum is σ = 2416314264. Its totient is φ = 1055759184.

The previous prime is 1627641053. The next prime is 1627641073. The reversal of 1627641063 is 3601467261.

It is a happy number.

1627641063 is a `hidden beast` number, since 1 + 6 + 2 + 7 + 641 + 0 + 6 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1627641053) and next prime (1627641073).

It is not a de Polignac number, because 1627641063 - 2¹⁶ = 1627575527 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1627641053) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 53731 + ... + 78372.

Almost surely, 2^1627641063 is an apocalyptic number.

1627641063 is a deficient number, since it is larger than the sum of its proper divisors (788673201).

1627641063 is a wasteful number, since it uses less digits than its factorization.

1627641063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132183 (or 132143 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 1627641063 is about 40344.0337968330. The cubic root of 1627641063 is about 1176.3039245535.

The spelling of 1627641063 in words is "one billion, six hundred twenty-seven million, six hundred forty-one thousand, sixty-three".