83757252377 has 2 divisors, whose sum is σ = 83757252378. Its totient is φ = 83757252376.

The previous prime is 83757252367. The next prime is 83757252389. The reversal of 83757252377 is 77325275738.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83022354496 + 734897881 = 288136^2 + 27109^2 .

It is a cyclic number.

It is not a de Polignac number, because 83757252377 - 2¹⁴ = 83757235993 is a prime.

It is not a weakly prime, because it can be changed into another prime (83757252317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41878626188 + 41878626189.

It is an arithmetic number, because the mean of its divisors is an integer number (41878626189).

Almost surely, 2^83757252377 is an apocalyptic number.

It is an amenable number.

83757252377 is a deficient number, since it is larger than the sum of its proper divisors (1).

83757252377 is an equidigital number, since it uses as much as digits as its factorization.

83757252377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17287200, while the sum is 56.

The spelling of 83757252377 in words is "eighty-three billion, seven hundred fifty-seven million, two hundred fifty-two thousand, three hundred seventy-seven".