55013111042 has 16 divisors (see below), whose sum is σ = 82633039800. Its totient is φ = 27468789120.

The previous prime is 55013111009. The next prime is 55013111051. The reversal of 55013111042 is 24011131055.

It can be written as a sum of positive squares in 4 ways, for example, as 16015155601 + 38997955441 = 126551^2 + 197479^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55013110999 and 55013111017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6796934 + ... + 6805022.

Almost surely, 2^55013111042 is an apocalyptic number.

55013111042 is a deficient number, since it is larger than the sum of its proper divisors (27619928758).

55013111042 is a wasteful number, since it uses less digits than its factorization.

55013111042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12341.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 55013111042 its reverse (24011131055), we get a palindrome (79024242097).

The spelling of 55013111042 in words is "fifty-five billion, thirteen million, one hundred eleven thousand, forty-two".