1335400253020 has 48 divisors (see below), whose sum is σ = 3013619726880. Its totient is φ = 495235344384.

The previous prime is 1335400252999. The next prime is 1335400253029. The reversal of 1335400253020 is 203520045331.

It is a self number, because there is not a number n which added to its sum of digits gives 1335400253020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1335400253029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29288025 + ... + 29333584.

It is an arithmetic number, because the mean of its divisors is an integer number (62783744310).

Almost surely, 2^{1335400253020} is an apocalyptic number.

1335400253020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1335400253020 is an abundant number, since it is smaller than the sum of its proper divisors (1678219473860).

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

1335400253020 is a wasteful number, since it uses less digits than its factorization.

1335400253020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58621702 (or 58621700 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 1335400253020 its reverse (203520045331), we get a palindrome (1538920298351).

The spelling of 1335400253020 in words is "one trillion, three hundred thirty-five billion, four hundred million, two hundred fifty-three thousand, twenty".