1552323555 has 32 divisors (see below), whose sum is σ = 2773742400. Its totient is φ = 823689216.

The previous prime is 1552323497. The next prime is 1552323557. The reversal of 1552323555 is 5553232551.

1552323555 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1552323555 - 2¹⁴ = 1552307171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552323557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2590 + ... + 55779.

It is an arithmetic number, because the mean of its divisors is an integer number (86679450).

Almost surely, 2^1552323555 is an apocalyptic number.

1552323555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1552323555 is a deficient number, since it is larger than the sum of its proper divisors (1221418845).

1552323555 is a wasteful number, since it uses less digits than its factorization.

1552323555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58580 (or 58574 counting only the distinct ones).

The product of its digits is 112500, while the sum is 36.

The square root of 1552323555 is about 39399.5374972854. The cubic root of 1552323555 is about 1157.8725261705.

The spelling of 1552323555 in words is "one billion, five hundred fifty-two million, three hundred twenty-three thousand, five hundred fifty-five".