10020543454554 has 8 divisors (see below), whose sum is σ = 20041086909120. Its totient is φ = 3340181151516.

The previous prime is 10020543454547. The next prime is 10020543454567. The reversal of 10020543454554 is 45545434502001.

It is a sphenic number, since it is the product of 3 distinct primes.

10020543454554 is an admirable number.

It is a super-2 number, since 2×10020543454554² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 835045287874 + ... + 835045287885.

It is an arithmetic number, because the mean of its divisors is an integer number (2505135863640).

Almost surely, 2^{10020543454554} is an apocalyptic number.

10020543454554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10020543454554 is a wasteful number, since it uses less digits than its factorization.

10020543454554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670090575764.

The product of its (nonzero) digits is 960000, while the sum is 42.

Adding to 10020543454554 its reverse (45545434502001), we get a palindrome (55565977956555).

The spelling of 10020543454554 in words is "ten trillion, twenty billion, five hundred forty-three million, four hundred fifty-four thousand, five hundred fifty-four".