1359953550 has 120 divisors (see below), whose sum is σ = 3909292200. Its totient is φ = 350118720.

The previous prime is 1359953533. The next prime is 1359953563. The reversal of 1359953550 is 553599531.

1359953550 is a `hidden beast` number, since 1 + 3 + 5 + 9 + 95 + 3 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 1359953496 and 1359953505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 111661 + ... + 123239.

It is an arithmetic number, because the mean of its divisors is an integer number (32577435).

Almost surely, 2^1359953550 is an apocalyptic number.

1359953550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1359953550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1954646100).

1359953550 is an abundant number, since it is smaller than the sum of its proper divisors (2549338650).

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

1359953550 is a wasteful number, since it uses less digits than its factorization.

1359953550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11632 (or 11618 counting only the distinct ones).

The product of its (nonzero) digits is 455625, while the sum is 45.

The square root of 1359953550 is about 36877.5480475587. The cubic root of 1359953550 is about 1107.9190376227.

The spelling of 1359953550 in words is "one billion, three hundred fifty-nine million, nine hundred fifty-three thousand, five hundred fifty".