1357557645700 has 108 divisors (see below), whose sum is σ = 3158099010220. Its totient is φ = 506390538240.

The previous prime is 1357557645673. The next prime is 1357557645707. The reversal of 1357557645700 is 75467557531.

It can be written as a sum of positive squares in 18 ways, for example, as 653109655104 + 704447990596 = 808152^2 + 839314^2 .

It is a super-2 number, since 2×1357557645700² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1357557645707) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2934622 + ... + 3365578.

Almost surely, 2^{1357557645700} is an apocalyptic number.

1357557645700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1357557645700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579049505110).

1357557645700 is an abundant number, since it is smaller than the sum of its proper divisors (1800541364520).

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

1357557645700 is a wasteful number, since it uses less digits than its factorization.

1357557645700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431114 (or 431090 counting only the distinct ones).

The product of its (nonzero) digits is 15435000, while the sum is 55.

The spelling of 1357557645700 in words is "one trillion, three hundred fifty-seven billion, five hundred fifty-seven million, six hundred forty-five thousand, seven hundred".