55122031534 has 8 divisors (see below), whose sum is σ = 82689445080. Its totient is φ = 27558883176.

The previous prime is 55122031493. The next prime is 55122031553. The reversal of 55122031534 is 43513022155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55122031496 and 55122031505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1033789 + ... + 1085800.

It is an arithmetic number, because the mean of its divisors is an integer number (10336180635).

Almost surely, 2^55122031534 is an apocalyptic number.

55122031534 is a deficient number, since it is larger than the sum of its proper divisors (27567413546).

55122031534 is a wasteful number, since it uses less digits than its factorization.

55122031534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2132594.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 55122031534 its reverse (43513022155), we get a palindrome (98635053689).

The spelling of 55122031534 in words is "fifty-five billion, one hundred twenty-two million, thirty-one thousand, five hundred thirty-four".