10535553420420 has 48 divisors (see below), whose sum is σ = 33713770946688. Its totient is φ = 2408126496000.

The previous prime is 10535553420409. The next prime is 10535553420433. The reversal of 10535553420420 is 2402435553501.

It is a super-2 number, since 2×10535553420420² (a number of 27 digits) contains 22 as substring.

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, 12542325081 + ... + 12542325920.

It is an arithmetic number, because the mean of its divisors is an integer number (702370228056).

Almost surely, 2^{10535553420420} is an apocalyptic number.

10535553420420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10535553420420 is an abundant number, since it is smaller than the sum of its proper divisors (23178217526268).

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

10535553420420 is a wasteful number, since it uses less digits than its factorization.

10535553420420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25084651020 (or 25084651018 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

Adding to 10535553420420 its reverse (2402435553501), we get a palindrome (12937988973921).

The spelling of 10535553420420 in words is "ten trillion, five hundred thirty-five billion, five hundred fifty-three million, four hundred twenty thousand, four hundred twenty".