54421501542 has 16 divisors (see below), whose sum is σ = 108857466480. Its totient is φ = 18138089952.

The previous prime is 54421501501. The next prime is 54421501571. The reversal of 54421501542 is 24510512445.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553417 + ... + 644292.

It is an arithmetic number, because the mean of its divisors is an integer number (6803591655).

Almost surely, 2^54421501542 is an apocalyptic number.

54421501542 is an abundant number, since it is smaller than the sum of its proper divisors (54435964938).

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

54421501542 is a wasteful number, since it uses less digits than its factorization.

54421501542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205287.

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 54421501542 in words is "fifty-four billion, four hundred twenty-one million, five hundred one thousand, five hundred forty-two".