10020523500000 has 672 divisors, whose sum is σ = 39343587020640. Its totient is φ = 2466547200000.

The previous prime is 10020523499927. The next prime is 10020523500017. The reversal of 10020523500000 is 532502001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 175471452 + ... + 175528548.

It is an arithmetic number, because the mean of its divisors is an integer number (58547004495).

Almost surely, 2^{10020523500000} is an apocalyptic number.

10020523500000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10020523500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19671793510320).

10020523500000 is an abundant number, since it is smaller than the sum of its proper divisors (29323063520640).

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

10020523500000 is an frugal number, since it uses more digits than its factorization.

10020523500000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57159 (or 57120 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The spelling of 10020523500000 in words is "ten trillion, twenty billion, five hundred twenty-three million, five hundred thousand".