83925870037 has 2 divisors, whose sum is σ = 83925870038. Its totient is φ = 83925870036.

The previous prime is 83925870019. The next prime is 83925870047. The reversal of 83925870037 is 73007852938.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49280004081 + 34645865956 = 221991^2 + 186134^2 .

It is a cyclic number.

It is not a de Polignac number, because 83925870037 - 2¹¹ = 83925867989 is a prime.

It is a super-2 number, since 2×83925870037² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83925870047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41962935018 + 41962935019.

It is an arithmetic number, because the mean of its divisors is an integer number (41962935019).

Almost surely, 2^83925870037 is an apocalyptic number.

It is an amenable number.

83925870037 is a deficient number, since it is larger than the sum of its proper divisors (1).

83925870037 is an equidigital number, since it uses as much as digits as its factorization.

83925870037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 83925870037 in words is "eighty-three billion, nine hundred twenty-five million, eight hundred seventy thousand, thirty-seven".