137650543879 has 2 divisors, whose sum is σ = 137650543880. Its totient is φ = 137650543878.

The previous prime is 137650543859. The next prime is 137650543903. The reversal of 137650543879 is 978345056731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137650543879 - 2²³ = 137642155271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137650543859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68825271939 + 68825271940.

It is an arithmetic number, because the mean of its divisors is an integer number (68825271940).

Almost surely, 2^137650543879 is an apocalyptic number.

137650543879 is a deficient number, since it is larger than the sum of its proper divisors (1).

137650543879 is an equidigital number, since it uses as much as digits as its factorization.

137650543879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19051200, while the sum is 58.

The spelling of 137650543879 in words is "one hundred thirty-seven billion, six hundred fifty million, five hundred forty-three thousand, eight hundred seventy-nine".