49179621767 has 2 divisors, whose sum is σ = 49179621768. Its totient is φ = 49179621766.

The previous prime is 49179621713. The next prime is 49179621769. The reversal of 49179621767 is 76712697194.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49179621767 - 2¹² = 49179617671 is a prime.

Together with 49179621769, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49179621769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24589810883 + 24589810884.

It is an arithmetic number, because the mean of its divisors is an integer number (24589810884).

Almost surely, 2^49179621767 is an apocalyptic number.

49179621767 is a deficient number, since it is larger than the sum of its proper divisors (1).

49179621767 is an equidigital number, since it uses as much as digits as its factorization.

49179621767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8001504, while the sum is 59.

The spelling of 49179621767 in words is "forty-nine billion, one hundred seventy-nine million, six hundred twenty-one thousand, seven hundred sixty-seven".