54040055451420 has 192 divisors, whose sum is σ = 169263785134080. Its totient is φ = 12816681013248.

The previous prime is 54040055451379. The next prime is 54040055451497. The reversal of 54040055451420 is 2415455004045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18044974 + ... + 20825493.

It is an arithmetic number, because the mean of its divisors is an integer number (881582214240).

Almost surely, 2^{54040055451420} is an apocalyptic number.

It is an amenable number.

54040055451420 is an abundant number, since it is smaller than the sum of its proper divisors (115223729682660).

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

54040055451420 is a wasteful number, since it uses less digits than its factorization.

54040055451420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38870572 (or 38870570 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 39.

The spelling of 54040055451420 in words is "fifty-four trillion, forty billion, fifty-five million, four hundred fifty-one thousand, four hundred twenty".