54151775668 has 6 divisors (see below), whose sum is σ = 94765607426. Its totient is φ = 27075887832.

The previous prime is 54151775653. The next prime is 54151775687. The reversal of 54151775668 is 86657715145.

54151775668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 49652317584 + 4499458084 = 222828^2 + 67078^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6768971955 + ... + 6768971962.

Almost surely, 2^54151775668 is an apocalyptic number.

It is an amenable number.

54151775668 is a deficient number, since it is larger than the sum of its proper divisors (40613831758).

54151775668 is a wasteful number, since it uses less digits than its factorization.

54151775668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13537943921 (or 13537943919 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 55.

The spelling of 54151775668 in words is "fifty-four billion, one hundred fifty-one million, seven hundred seventy-five thousand, six hundred sixty-eight".