49012039693 has 2 divisors, whose sum is σ = 49012039694. Its totient is φ = 49012039692.

The previous prime is 49012039673. The next prime is 49012039697. The reversal of 49012039693 is 39693021094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48970591849 + 41447844 = 221293^2 + 6438^2 .

It is a cyclic number.

It is not a de Polignac number, because 49012039693 - 2¹³ = 49012031501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49012039697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24506019846 + 24506019847.

It is an arithmetic number, because the mean of its divisors is an integer number (24506019847).

Almost surely, 2^49012039693 is an apocalyptic number.

It is an amenable number.

49012039693 is a deficient number, since it is larger than the sum of its proper divisors (1).

49012039693 is an equidigital number, since it uses as much as digits as its factorization.

49012039693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 46.

The spelling of 49012039693 in words is "forty-nine billion, twelve million, thirty-nine thousand, six hundred ninety-three".