54020012534 has 8 divisors (see below), whose sum is σ = 81449864040. Its totient is φ = 26870057856.

The previous prime is 54020012471. The next prime is 54020012539. The reversal of 54020012534 is 43521002045.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54020012539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69973724 + ... + 69974495.

It is an arithmetic number, because the mean of its divisors is an integer number (10181233005).

Almost surely, 2^54020012534 is an apocalyptic number.

54020012534 is a deficient number, since it is larger than the sum of its proper divisors (27429851506).

54020012534 is a wasteful number, since it uses less digits than its factorization.

54020012534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139948414.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 54020012534 its reverse (43521002045), we get a palindrome (97541014579).

The spelling of 54020012534 in words is "fifty-four billion, twenty million, twelve thousand, five hundred thirty-four".