548120997555 has 32 divisors (see below), whose sum is σ = 903072979200. Its totient is φ = 283679770752.

The previous prime is 548120997527. The next prime is 548120997569. The reversal of 548120997555 is 555799021845.

It is not a de Polignac number, because 548120997555 - 2⁷ = 548120997427 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1092565 + ... + 1513254.

It is an arithmetic number, because the mean of its divisors is an integer number (28221030600).

Almost surely, 2^548120997555 is an apocalyptic number.

548120997555 is a deficient number, since it is larger than the sum of its proper divisors (354951981645).

548120997555 is a wasteful number, since it uses less digits than its factorization.

548120997555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606243.

The product of its (nonzero) digits is 22680000, while the sum is 60.

The spelling of 548120997555 in words is "five hundred forty-eight billion, one hundred twenty million, nine hundred ninety-seven thousand, five hundred fifty-five".