1357802485020 has 144 divisors (see below), whose sum is σ = 4230846678240. Its totient is φ = 352222760448.

The previous prime is 1357802485003. The next prime is 1357802485027. The reversal of 1357802485020 is 205842087531.

1357802485020 is a `hidden beast` number, since 1 + 3 + 578 + 0 + 2 + 4 + 8 + 50 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1357802485027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37737559 + ... + 37773521.

It is an arithmetic number, because the mean of its divisors is an integer number (29380879710).

Almost surely, 2^{1357802485020} is an apocalyptic number.

1357802485020 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 1357802485020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2115423339120).

1357802485020 is an abundant number, since it is smaller than the sum of its proper divisors (2873044193220).

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

1357802485020 is a wasteful number, since it uses less digits than its factorization.

1357802485020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41684 (or 41679 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 1357802485020 in words is "one trillion, three hundred fifty-seven billion, eight hundred two million, four hundred eighty-five thousand, twenty".