1357949540980 has 24 divisors (see below), whose sum is σ = 2851718487912. Its totient is φ = 543175158912.

The previous prime is 1357949540933. The next prime is 1357949541019. The reversal of 1357949540980 is 890459497531.

It can be written as a sum of positive squares in 4 ways, for example, as 130932527716 + 1227017013264 = 361846^2 + 1107708^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3016234 + ... + 3437086.

It is an arithmetic number, because the mean of its divisors is an integer number (118821603663).

Almost surely, 2^{1357949540980} is an apocalyptic number.

1357949540980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1357949540980 is an abundant number, since it is smaller than the sum of its proper divisors (1493768946932).

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

1357949540980 is a wasteful number, since it uses less digits than its factorization.

1357949540980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582195 (or 582193 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 64.

The spelling of 1357949540980 in words is "one trillion, three hundred fifty-seven billion, nine hundred forty-nine million, five hundred forty thousand, nine hundred eighty".