10401562523620 has 96 divisors (see below), whose sum is σ = 23085947092320. Its totient is φ = 3930824540160.

The previous prime is 10401562523587. The next prime is 10401562523647. The reversal of 10401562523620 is 2632526510401.

It can be written as a sum of positive squares in 16 ways, for example, as 5865105552804 + 4536456970816 = 2421798^2 + 2129896^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10401562523620.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6066694 + ... + 7589986.

It is an arithmetic number, because the mean of its divisors is an integer number (240478615545).

Almost surely, 2^{10401562523620} is an apocalyptic number.

10401562523620 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 10401562523620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11542973546160).

10401562523620 is an abundant number, since it is smaller than the sum of its proper divisors (12684384568700).

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

10401562523620 is a wasteful number, since it uses less digits than its factorization.

10401562523620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523585 (or 1523583 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 10401562523620 in words is "ten trillion, four hundred one billion, five hundred sixty-two million, five hundred twenty-three thousand, six hundred twenty".