1053661147220 has 48 divisors (see below), whose sum is σ = 2414141150400. Its totient is φ = 383102008320.

The previous prime is 1053661147139. The next prime is 1053661147247. The reversal of 1053661147220 is 227411663501.

It is a super-2 number, since 2×1053661147220² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 1506596 + ... + 2092164.

It is an arithmetic number, because the mean of its divisors is an integer number (50294607300).

Almost surely, 2^{1053661147220} is an apocalyptic number.

1053661147220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053661147220 is an abundant number, since it is smaller than the sum of its proper divisors (1360480003180).

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

1053661147220 is a wasteful number, since it uses less digits than its factorization.

1053661147220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593768 (or 593766 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 1053661147220 in words is "one trillion, fifty-three billion, six hundred sixty-one million, one hundred forty-seven thousand, two hundred twenty".