49159116040 has 16 divisors (see below), whose sum is σ = 110608011180. Its totient is φ = 19663646400.

The previous prime is 49159116031. The next prime is 49159116049. The reversal of 49159116040 is 4061195194.

It is an interprime number because it is at equal distance from previous prime (49159116031) and next prime (49159116049).

It can be written as a sum of positive squares in 2 ways, for example, as 48891400996 + 267715044 = 221114^2 + 16362^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 1228977901 = 49159116040 / (4 + 9 + 1 + 5 + 9 + 1 + 1 + 6 + 0 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 49159115984 and 49159116002.

It is not an unprimeable number, because it can be changed into a prime (49159116049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 614488911 + ... + 614488990.

Almost surely, 2^49159116040 is an apocalyptic number.

49159116040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49159116040 is an abundant number, since it is smaller than the sum of its proper divisors (61448895140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49159116040 is a wasteful number, since it uses less digits than its factorization.

49159116040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228977912 (or 1228977908 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 49159116040 in words is "forty-nine billion, one hundred fifty-nine million, one hundred sixteen thousand, forty".