1552649480 has 16 divisors (see below), whose sum is σ = 3493461420. Its totient is φ = 621059776.

The previous prime is 1552649479. The next prime is 1552649503. The reversal of 1552649480 is 849462551.

It can be written as a sum of positive squares in 2 ways, for example, as 1519908196 + 32741284 = 38986^2 + 5722^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 19408079 + ... + 19408158.

Almost surely, 2^1552649480 is an apocalyptic number.

1552649480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1552649480 is an abundant number, since it is smaller than the sum of its proper divisors (1940811940).

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

1552649480 is a wasteful number, since it uses less digits than its factorization.

1552649480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38816248 (or 38816244 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 1552649480 is about 39403.6734328159. The cubic root of 1552649480 is about 1157.9535559261.

The spelling of 1552649480 in words is "one billion, five hundred fifty-two million, six hundred forty-nine thousand, four hundred eighty".