49054979587 has 2 divisors, whose sum is σ = 49054979588. Its totient is φ = 49054979586.

The previous prime is 49054979579. The next prime is 49054979621. The reversal of 49054979587 is 78597945094.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49054979587 - 2³ = 49054979579 is a prime.

It is not a weakly prime, because it can be changed into another prime (49054979507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24527489793 + 24527489794.

It is an arithmetic number, because the mean of its divisors is an integer number (24527489794).

Almost surely, 2^49054979587 is an apocalyptic number.

49054979587 is a deficient number, since it is larger than the sum of its proper divisors (1).

49054979587 is an equidigital number, since it uses as much as digits as its factorization.

49054979587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 114307200, while the sum is 67.

The spelling of 49054979587 in words is "forty-nine billion, fifty-four million, nine hundred seventy-nine thousand, five hundred eighty-seven".