1355552450 has 24 divisors (see below), whose sum is σ = 2881517952. Its totient is φ = 464760720.

The previous prime is 1355552437. The next prime is 1355552453. The reversal of 1355552450 is 542555531.

It is a super-3 number, since 3×1355552450³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1355552450.

It is not an unprimeable number, because it can be changed into a prime (1355552453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1936154 + ... + 1936853.

It is an arithmetic number, because the mean of its divisors is an integer number (120063248).

Almost surely, 2^1355552450 is an apocalyptic number.

1355552450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1355552450 is an abundant number, since it is smaller than the sum of its proper divisors (1525965502).

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

1355552450 is a wasteful number, since it uses less digits than its factorization.

1355552450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3873026 (or 3873021 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 35.

The square root of 1355552450 is about 36817.8278826983. The cubic root of 1355552450 is about 1106.7225918698.

The spelling of 1355552450 in words is "one billion, three hundred fifty-five million, five hundred fifty-two thousand, four hundred fifty".