49061349520687 has 16 divisors (see below), whose sum is σ = 59913019552320. Its totient is φ = 39215794595328.

The previous prime is 49061349520669. The next prime is 49061349520691. The reversal of 49061349520687 is 78602594316094.

It is a de Polignac number, because none of the positive numbers 2^k-49061349520687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49061349520627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1891180828 + ... + 1891206769.

It is an arithmetic number, because the mean of its divisors is an integer number (3744563722020).

It is a 1-persistent number, because it is pandigital, but 2⋅49061349520687 = 98122699041374 is not.

Almost surely, 2^{49061349520687} is an apocalyptic number.

49061349520687 is a deficient number, since it is larger than the sum of its proper divisors (10851670031633).

49061349520687 is a wasteful number, since it uses less digits than its factorization.

49061349520687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3782387730.

The product of its (nonzero) digits is 78382080, while the sum is 64.

The spelling of 49061349520687 in words is "forty-nine trillion, sixty-one billion, three hundred forty-nine million, five hundred twenty thousand, six hundred eighty-seven".