100849834778 has 64 divisors (see below), whose sum is σ = 192942224640. Its totient is φ = 38397888000.

The previous prime is 100849834753. The next prime is 100849834783. The reversal of 100849834778 is 877438948001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1184228 + ... + 1266528.

It is an arithmetic number, because the mean of its divisors is an integer number (3014722260).

Almost surely, 2^100849834778 is an apocalyptic number.

100849834778 is a deficient number, since it is larger than the sum of its proper divisors (92092389862).

100849834778 is a wasteful number, since it uses less digits than its factorization.

100849834778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82503.

The product of its (nonzero) digits is 10838016, while the sum is 59.

The spelling of 100849834778 in words is "one hundred billion, eight hundred forty-nine million, eight hundred thirty-four thousand, seven hundred seventy-eight".