100836799148978 has 8 divisors (see below), whose sum is σ = 153077550515568. Its totient is φ = 49810948977124.

The previous prime is 100836799148941. The next prime is 100836799149011. The reversal of 100836799148978 is 879841997638001.

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

It is a super-2 number, since 2×100836799148978² (a number of 29 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, 303725298476 + ... + 303725298807.

It is an arithmetic number, because the mean of its divisors is an integer number (19134693814446).

Almost surely, 2^{100836799148978} is an apocalyptic number.

100836799148978 is a deficient number, since it is larger than the sum of its proper divisors (52240751366590).

100836799148978 is an equidigital number, since it uses as much as digits as its factorization.

100836799148978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607450597368.

The product of its (nonzero) digits is 1316818944, while the sum is 80.

The spelling of 100836799148978 in words is "one hundred trillion, eight hundred thirty-six billion, seven hundred ninety-nine million, one hundred forty-eight thousand, nine hundred seventy-eight".