5542111998 has 12 divisors (see below), whose sum is σ = 12007909368. Its totient is φ = 1847370660.

The previous prime is 5542111931. The next prime is 5542111999. The reversal of 5542111998 is 8991112455.

5542111998 is a `hidden beast` number, since 5 + 542 + 1 + 1 + 19 + 98 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5542111999) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153947538 + ... + 153947573.

It is an arithmetic number, because the mean of its divisors is an integer number (1000659114).

Almost surely, 2^5542111998 is an apocalyptic number.

5542111998 is an abundant number, since it is smaller than the sum of its proper divisors (6465797370).

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

5542111998 is a wasteful number, since it uses less digits than its factorization.

5542111998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307895119 (or 307895116 counting only the distinct ones).

The product of its digits is 129600, while the sum is 45.

The square root of 5542111998 is about 74445.3625016361. The cubic root of 5542111998 is about 1769.6678702682.

The spelling of 5542111998 in words is "five billion, five hundred forty-two million, one hundred eleven thousand, nine hundred ninety-eight".