1357855769018 has 16 divisors (see below), whose sum is σ = 2329311893760. Its totient is φ = 581548400016.

The previous prime is 1357855769009. The next prime is 1357855769021. The reversal of 1357855769018 is 8109675587531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32460578 + ... + 32502381.

It is an arithmetic number, because the mean of its divisors is an integer number (145581993360).

Almost surely, 2^{1357855769018} is an apocalyptic number.

1357855769018 is a deficient number, since it is larger than the sum of its proper divisors (971456124742).

1357855769018 is a wasteful number, since it uses less digits than its factorization.

1357855769018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64964461.

The product of its (nonzero) digits is 63504000, while the sum is 65.

The spelling of 1357855769018 in words is "one trillion, three hundred fifty-seven billion, eight hundred fifty-five million, seven hundred sixty-nine thousand, eighteen".