49012039673 has 2 divisors, whose sum is σ = 49012039674. Its totient is φ = 49012039672.

The previous prime is 49012039667. The next prime is 49012039693. The reversal of 49012039673 is 37693021094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32411521024 + 16600518649 = 180032^2 + 128843^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49012039673 is a prime.

It is not a weakly prime, because it can be changed into another prime (49012039633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24506019836 + 24506019837.

It is an arithmetic number, because the mean of its divisors is an integer number (24506019837).

Almost surely, 2^49012039673 is an apocalyptic number.

It is an amenable number.

49012039673 is a deficient number, since it is larger than the sum of its proper divisors (1).

49012039673 is an equidigital number, since it uses as much as digits as its factorization.

49012039673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 49012039673 in words is "forty-nine billion, twelve million, thirty-nine thousand, six hundred seventy-three".