49108477690 has 8 divisors (see below), whose sum is σ = 88395259860. Its totient is φ = 19643391072.

The previous prime is 49108477673. The next prime is 49108477721. The reversal of 49108477690 is 9677480194.

It can be written as a sum of positive squares in 2 ways, for example, as 42551850961 + 6556626729 = 206281^2 + 80973^2 .

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

It is a super-2 number, since 2×49108477690² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2455423875 + ... + 2455423894.

Almost surely, 2^49108477690 is an apocalyptic number.

49108477690 is a deficient number, since it is larger than the sum of its proper divisors (39286782170).

49108477690 is a wasteful number, since it uses less digits than its factorization.

49108477690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4910847776.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 49108477690 in words is "forty-nine billion, one hundred eight million, four hundred seventy-seven thousand, six hundred ninety".