1053158421690 has 32 divisors (see below), whose sum is σ = 2808422458560. Its totient is φ = 280842245712.

The previous prime is 1053158421683. The next prime is 1053158421709. The reversal of 1053158421690 is 961248513501.

It is a happy number.

1053158421690 is a `hidden beast` number, since 1 + 0 + 5 + 3 + 1 + 584 + 2 + 1 + 69 + 0 = 666.

1053158421690 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1053158421690² (a number of 25 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1950293104 + ... + 1950293643.

It is an arithmetic number, because the mean of its divisors is an integer number (87763201830).

Almost surely, 2^{1053158421690} is an apocalyptic number.

1053158421690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053158421690 is an abundant number, since it is smaller than the sum of its proper divisors (1755264036870).

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

1053158421690 is a wasteful number, since it uses less digits than its factorization.

1053158421690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900586763 (or 3900586757 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 1053158421690 in words is "one trillion, fifty-three billion, one hundred fifty-eight million, four hundred twenty-one thousand, six hundred ninety".