147113553124821 has 32 divisors (see below), whose sum is σ = 198626180860800. Its totient is φ = 96839652559104.

The previous prime is 147113553124729. The next prime is 147113553124841. The reversal of 147113553124821 is 128421355311741.

It is a happy number.

147113553124821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 147113553124821 - 2³⁸ = 146838675217877 is a prime.

It is a super-4 number, since 4×147113553124821⁴ (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147113553124841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8105867455 + ... + 8105885603.

It is an arithmetic number, because the mean of its divisors is an integer number (6207068151900).

Almost surely, 2^{147113553124821} is an apocalyptic number.

It is an amenable number.

147113553124821 is a deficient number, since it is larger than the sum of its proper divisors (51512627735979).

147113553124821 is a wasteful number, since it uses less digits than its factorization.

147113553124821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34725.

The product of its digits is 806400, while the sum is 48.

The spelling of 147113553124821 in words is "one hundred forty-seven trillion, one hundred thirteen billion, five hundred fifty-three million, one hundred twenty-four thousand, eight hundred twenty-one".