49819418078 has 16 divisors (see below), whose sum is σ = 77229252576. Its totient is φ = 24087087360.

The previous prime is 49819418063. The next prime is 49819418087. The reversal of 49819418078 is 87081491894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2679026 + ... + 2697557.

It is an arithmetic number, because the mean of its divisors is an integer number (4826828286).

Almost surely, 2^49819418078 is an apocalyptic number.

49819418078 is a deficient number, since it is larger than the sum of its proper divisors (27409834498).

49819418078 is a wasteful number, since it uses less digits than its factorization.

49819418078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5376739.

The product of its (nonzero) digits is 4644864, while the sum is 59.

The spelling of 49819418078 in words is "forty-nine billion, eight hundred nineteen million, four hundred eighteen thousand, seventy-eight".