1020236525500 has 48 divisors (see below), whose sum is σ = 2265962680800. Its totient is φ = 401177740800.

The previous prime is 1020236525467. The next prime is 1020236525501. The reversal of 1020236525500 is 55256320201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020236525501) 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, 17262645 + ... + 17321644.

It is an arithmetic number, because the mean of its divisors is an integer number (47207555850).

Almost surely, 2^{1020236525500} is an apocalyptic number.

1020236525500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020236525500 is an abundant number, since it is smaller than the sum of its proper divisors (1245726155300).

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

1020236525500 is a wasteful number, since it uses less digits than its factorization.

1020236525500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34584367 (or 34584355 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 1020236525500 in words is "one trillion, twenty billion, two hundred thirty-six million, five hundred twenty-five thousand, five hundred".