54201635454977 has 4 divisors (see below), whose sum is σ = 54252720880596. Its totient is φ = 54150550029360.

The previous prime is 54201635454893. The next prime is 54201635454983. The reversal of 54201635454977 is 77945453610245.

It is a Cunningham number, because it is equal to 7362176²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35693407564816 + 18508227890161 = 5974396^2 + 4302119^2 .

It is a cyclic number.

It is not a de Polignac number, because 54201635454977 - 2⁸ = 54201635454721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54201635454877) 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, 25542711218 + ... + 25542713339.

It is an arithmetic number, because the mean of its divisors is an integer number (13563180220149).

Almost surely, 2^{54201635454977} is an apocalyptic number.

It is an amenable number.

54201635454977 is a deficient number, since it is larger than the sum of its proper divisors (51085425619).

54201635454977 is a wasteful number, since it uses less digits than its factorization.

54201635454977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51085425618.

The product of its (nonzero) digits is 127008000, while the sum is 62.

The spelling of 54201635454977 in words is "fifty-four trillion, two hundred one billion, six hundred thirty-five million, four hundred fifty-four thousand, nine hundred seventy-seven".