1357444488 has 16 divisors (see below), whose sum is σ = 3393611280. Its totient is φ = 452481488.

The previous prime is 1357444477. The next prime is 1357444489. The reversal of 1357444488 is 8844447531.

It is not an unprimeable number, because it can be changed into a prime (1357444489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28280070 + ... + 28280117.

It is an arithmetic number, because the mean of its divisors is an integer number (212100705).

Almost surely, 2^1357444488 is an apocalyptic number.

It is an amenable number.

1357444488 is an abundant number, since it is smaller than the sum of its proper divisors (2036166792).

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

1357444488 is a wasteful number, since it uses less digits than its factorization.

1357444488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56560196 (or 56560192 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 48.

The square root of 1357444488 is about 36843.5135132359. The cubic root of 1357444488 is about 1107.2372621617.

The spelling of 1357444488 in words is "one billion, three hundred fifty-seven million, four hundred forty-four thousand, four hundred eighty-eight".