1552163955 has 96 divisors (see below), whose sum is σ = 2745446400. Its totient is φ = 747452160.

The previous prime is 1552163929. The next prime is 1552163957. The reversal of 1552163955 is 5593612551.

It is not a de Polignac number, because 1552163955 - 2⁵ = 1552163923 is a prime.

Its product of digits (202500) is a multiple of the sum of its prime factors (225).

It is not an unprimeable number, because it can be changed into a prime (1552163957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19647606 + ... + 19647684.

It is an arithmetic number, because the mean of its divisors is an integer number (28598400).

Almost surely, 2^1552163955 is an apocalyptic number.

1552163955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1552163955 is a deficient number, since it is larger than the sum of its proper divisors (1193282445).

1552163955 is a wasteful number, since it uses less digits than its factorization.

1552163955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 194 counting only the distinct ones).

The product of its digits is 202500, while the sum is 42.

The square root of 1552163955 is about 39397.5120407368. The cubic root of 1552163955 is about 1157.8328431229.

The spelling of 1552163955 in words is "one billion, five hundred fifty-two million, one hundred sixty-three thousand, nine hundred fifty-five".