49489104078 has 48 divisors (see below), whose sum is σ = 108610603920. Its totient is φ = 16283751552.

The previous prime is 49489104047. The next prime is 49489104083. The reversal of 49489104078 is 87040198494.

49489104078 is a `hidden beast` number, since 49 + 489 + 10 + 40 + 78 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1822650 + ... + 1849602.

It is an arithmetic number, because the mean of its divisors is an integer number (2262720915).

Almost surely, 2^49489104078 is an apocalyptic number.

49489104078 is an abundant number, since it is smaller than the sum of its proper divisors (59121499842).

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

49489104078 is a wasteful number, since it uses less digits than its factorization.

49489104078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28273 (or 28270 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 49489104078 in words is "forty-nine billion, four hundred eighty-nine million, one hundred four thousand, seventy-eight".