49107699986 has 32 divisors (see below), whose sum is σ = 74604319920. Its totient is φ = 24242190336.

The previous prime is 49107699967. The next prime is 49107699989. The reversal of 49107699986 is 68999670194.

It can be written as a sum of positive squares in 8 ways, for example, as 8417145025 + 40690554961 = 91745^2 + 201719^2 .

It is not an unprimeable number, because it can be changed into a prime (49107699989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41162606 + ... + 41163798.

Almost surely, 2^49107699986 is an apocalyptic number.

49107699986 is a deficient number, since it is larger than the sum of its proper divisors (25496619934).

49107699986 is a wasteful number, since it uses less digits than its factorization.

49107699986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078.

The product of its (nonzero) digits is 52907904, while the sum is 68.

The spelling of 49107699986 in words is "forty-nine billion, one hundred seven million, six hundred ninety-nine thousand, nine hundred eighty-six".