101547544435042 has 4 divisors (see below), whose sum is σ = 152321316652566. Its totient is φ = 50773772217520.

The previous prime is 101547544434953. The next prime is 101547544435061. The reversal of 101547544435042 is 240534445745101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 85742618192361 + 15804926242681 = 9259731^2 + 3975541^2 .

It is a super-3 number, since 3×101547544435042³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25386886108759 + ... + 25386886108762.

Almost surely, 2^{101547544435042} is an apocalyptic number.

101547544435042 is a deficient number, since it is larger than the sum of its proper divisors (50773772217524).

101547544435042 is an equidigital number, since it uses as much as digits as its factorization.

101547544435042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50773772217523.

The product of its (nonzero) digits is 5376000, while the sum is 49.

The spelling of 101547544435042 in words is "one hundred one trillion, five hundred forty-seven billion, five hundred forty-four million, four hundred thirty-five thousand, forty-two".