101770054385409 has 24 divisors (see below), whose sum is σ = 155648936282112. Its totient is φ = 63855466938240.

The previous prime is 101770054385399. The next prime is 101770054385437. The reversal of 101770054385409 is 904583450077101.

101770054385409 is a `hidden beast` number, since 1 + 0 + 17 + 7 + 0 + 0 + 54 + 38 + 540 + 9 = 666.

It is not a de Polignac number, because 101770054385409 - 2¹³ = 101770054377217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101770054385449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41977792 + ... + 44335934.

It is an arithmetic number, because the mean of its divisors is an integer number (6485372345088).

Almost surely, 2^{101770054385409} is an apocalyptic number.

It is an amenable number.

101770054385409 is a deficient number, since it is larger than the sum of its proper divisors (53878881896703).

101770054385409 is a wasteful number, since it uses less digits than its factorization.

101770054385409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640237 (or 2640234 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 54.

The spelling of 101770054385409 in words is "one hundred one trillion, seven hundred seventy billion, fifty-four million, three hundred eighty-five thousand, four hundred nine".