100544655061 has 4 divisors (see below), whose sum is σ = 100608332800. Its totient is φ = 100480977324.

The previous prime is 100544655053. The next prime is 100544655073. The reversal of 100544655061 is 160556445001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 160556445001 = 8363 ⋅19198427.

It is a cyclic number.

It is not a de Polignac number, because 100544655061 - 2³ = 100544655053 is a prime.

It is a super-2 number, since 2×100544655061² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100544655061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100544655461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31836501 + ... + 31839658.

It is an arithmetic number, because the mean of its divisors is an integer number (25152083200).

Almost surely, 2^100544655061 is an apocalyptic number.

It is an amenable number.

100544655061 is a deficient number, since it is larger than the sum of its proper divisors (63677739).

100544655061 is an equidigital number, since it uses as much as digits as its factorization.

100544655061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63677738.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 100544655061 in words is "one hundred billion, five hundred forty-four million, six hundred fifty-five thousand, sixty-one".