2352436131621 has 16 divisors (see below), whose sum is σ = 3137739314688. Its totient is φ = 1567711974000.

The previous prime is 2352436131569. The next prime is 2352436131623. The reversal of 2352436131621 is 1261316342532.

2352436131621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2352436131621 - 2⁶ = 2352436131557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2352436131621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2352436131623) 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, 176456926 + ... + 176470256.

It is an arithmetic number, because the mean of its divisors is an integer number (196108707168).

Almost surely, 2^{2352436131621} is an apocalyptic number.

It is an amenable number.

2352436131621 is a deficient number, since it is larger than the sum of its proper divisors (785303183067).

2352436131621 is a wasteful number, since it uses less digits than its factorization.

2352436131621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30632.

The product of its digits is 155520, while the sum is 39.

The spelling of 2352436131621 in words is "two trillion, three hundred fifty-two billion, four hundred thirty-six million, one hundred thirty-one thousand, six hundred twenty-one".