101278004745 has 16 divisors (see below), whose sum is σ = 162089376192. Its totient is φ = 54000079680.

The previous prime is 101278004689. The next prime is 101278004809. The reversal of 101278004745 is 547400872101.

It is not a de Polignac number, because 101278004745 - 2¹¹ = 101278002697 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 872046 + ... + 981335.

It is an arithmetic number, because the mean of its divisors is an integer number (10130586012).

Almost surely, 2^101278004745 is an apocalyptic number.

101278004745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101278004745 is a deficient number, since it is larger than the sum of its proper divisors (60811371447).

101278004745 is a wasteful number, since it uses less digits than its factorization.

101278004745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857032.

The product of its (nonzero) digits is 62720, while the sum is 39.

Adding to 101278004745 its reverse (547400872101), we get a palindrome (648678876846).

The spelling of 101278004745 in words is "one hundred one billion, two hundred seventy-eight million, four thousand, seven hundred forty-five".