10201605621400 has 24 divisors (see below), whose sum is σ = 23718733070220. Its totient is φ = 4080642248480.

The previous prime is 10201605621379. The next prime is 10201605621409. The reversal of 10201605621400 is 412650610201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201605621409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25504013854 + ... + 25504014253.

Almost surely, 2^{10201605621400} is an apocalyptic number.

10201605621400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10201605621400 is an abundant number, since it is smaller than the sum of its proper divisors (13517127448820).

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

10201605621400 is a wasteful number, since it uses less digits than its factorization.

10201605621400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51008028123 (or 51008028114 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 10201605621400 in words is "ten trillion, two hundred one billion, six hundred five million, six hundred twenty-one thousand, four hundred".