1552400500 has 48 divisors (see below), whose sum is σ = 3874800384. Its totient is φ = 532250400.

The previous prime is 1552400497. The next prime is 1552400501. The reversal of 1552400500 is 50042551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552400501) 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, 218272 + ... + 225271.

It is an arithmetic number, because the mean of its divisors is an integer number (80725008).

Almost surely, 2^1552400500 is an apocalyptic number.

1552400500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1552400500 is an abundant number, since it is smaller than the sum of its proper divisors (2322399884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1552400500 is a wasteful number, since it uses less digits than its factorization.

1552400500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443569 (or 443557 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1552400500 is about 39400.5139560387. The cubic root of 1552400500 is about 1157.8916568535.

The spelling of 1552400500 in words is "one billion, five hundred fifty-two million, four hundred thousand, five hundred".