49006477109 has 8 divisors (see below), whose sum is σ = 50704722360. Its totient is φ = 47308789696.

The previous prime is 49006477103. The next prime is 49006477151. The reversal of 49006477109 is 90177460094.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 497736100 + 48508741009 = 22310^2 + 220247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49006477109 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 (49006477103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43367 + ... + 316059.

It is an arithmetic number, because the mean of its divisors is an integer number (6338090295).

Almost surely, 2^49006477109 is an apocalyptic number.

It is an amenable number.

49006477109 is a deficient number, since it is larger than the sum of its proper divisors (1698245251).

49006477109 is a wasteful number, since it uses less digits than its factorization.

49006477109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278919.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 49006477109 in words is "forty-nine billion, six million, four hundred seventy-seven thousand, one hundred nine".