10205939708500 has 48 divisors (see below), whose sum is σ = 23462918256960. Its totient is φ = 3867513991200.

The previous prime is 10205939708473. The next prime is 10205939708501. The reversal of 10205939708500 is 580793950201.

It is a super-2 number, since 2×10205939708500² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10205939708501) 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, 537145222 + ... + 537164221.

It is an arithmetic number, because the mean of its divisors is an integer number (488810797020).

Almost surely, 2^{10205939708500} is an apocalyptic number.

10205939708500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10205939708500 is an abundant number, since it is smaller than the sum of its proper divisors (13256978548460).

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

10205939708500 is a wasteful number, since it uses less digits than its factorization.

10205939708500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074309481 (or 1074309469 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 49.

The spelling of 10205939708500 in words is "ten trillion, two hundred five billion, nine hundred thirty-nine million, seven hundred eight thousand, five hundred".