202144094437 has 2 divisors, whose sum is σ = 202144094438. Its totient is φ = 202144094436.

The previous prime is 202144094423. The next prime is 202144094539. The reversal of 202144094437 is 734490441202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164471613601 + 37672480836 = 405551^2 + 194094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202144094437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202144094437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202144094407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101072047218 + 101072047219.

It is an arithmetic number, because the mean of its divisors is an integer number (101072047219).

Almost surely, 2^202144094437 is an apocalyptic number.

It is an amenable number.

202144094437 is a deficient number, since it is larger than the sum of its proper divisors (1).

202144094437 is an equidigital number, since it uses as much as digits as its factorization.

202144094437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 202144094437 in words is "two hundred two billion, one hundred forty-four million, ninety-four thousand, four hundred thirty-seven".