1353623550 has 48 divisors (see below), whose sum is σ = 3412042032. Its totient is φ = 355046400.

The previous prime is 1353623549. The next prime is 1353623567. The reversal of 1353623550 is 553263531.

1353623550 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1353623550² = 3664593430229205000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64819 + ... + 83118.

It is an arithmetic number, because the mean of its divisors is an integer number (71084209).

Almost surely, 2^1353623550 is an apocalyptic number.

1353623550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1353623550 is an abundant number, since it is smaller than the sum of its proper divisors (2058418482).

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

1353623550 is a wasteful number, since it uses less digits than its factorization.

1353623550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148013 (or 148008 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 1353623550 is about 36791.6233672829. The cubic root of 1353623550 is about 1106.1974011826.

The spelling of 1353623550 in words is "one billion, three hundred fifty-three million, six hundred twenty-three thousand, five hundred fifty".