137867927633 has 4 divisors (see below), whose sum is σ = 137906887920. Its totient is φ = 137828967348.

The previous prime is 137867927573. The next prime is 137867927653. The reversal of 137867927633 is 336729768731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 336729768731 = 857 ⋅392916883.

It is a cyclic number.

It is not a de Polignac number, because 137867927633 - 2⁶ = 137867927569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137867927653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19474835 + ... + 19481912.

It is an arithmetic number, because the mean of its divisors is an integer number (34476721980).

Almost surely, 2^137867927633 is an apocalyptic number.

It is an amenable number.

137867927633 is a deficient number, since it is larger than the sum of its proper divisors (38960287).

137867927633 is an equidigital number, since it uses as much as digits as its factorization.

137867927633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38960286.

The product of its digits is 48009024, while the sum is 62.

The spelling of 137867927633 in words is "one hundred thirty-seven billion, eight hundred sixty-seven million, nine hundred twenty-seven thousand, six hundred thirty-three".