1357755984 has 120 divisors (see below), whose sum is σ = 4125069312. Its totient is φ = 414408960.

The previous prime is 1357755977. The next prime is 1357756013. The reversal of 1357755984 is 4895577531.

1357755984 is a `hidden beast` number, since 1 + 3 + 5 + 7 + 7 + 559 + 84 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1357755984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234889 + ... + 240599.

Almost surely, 2^1357755984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1357755984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2062534656).

1357755984 is an abundant number, since it is smaller than the sum of its proper divisors (2767313328).

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

1357755984 is a wasteful number, since it uses less digits than its factorization.

1357755984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5865 (or 5856 counting only the distinct ones).

The product of its digits is 5292000, while the sum is 54.

The square root of 1357755984 is about 36847.7405548834. The cubic root of 1357755984 is about 1107.3219491362.

The spelling of 1357755984 in words is "one billion, three hundred fifty-seven million, seven hundred fifty-five thousand, nine hundred eighty-four".