55500055550494 has 4 divisors (see below), whose sum is σ = 83250083325744. Its totient is φ = 27750027775246.

The previous prime is 55500055550461. The next prime is 55500055550519. The reversal of 55500055550494 is 49405555000555.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×55500055550494² (a number of 28 digits) contains 22 as substring.

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, 13875013887622 + ... + 13875013887625.

It is an arithmetic number, because the mean of its divisors is an integer number (20812520831436).

Almost surely, 2^{55500055550494} is an apocalyptic number.

55500055550494 is a deficient number, since it is larger than the sum of its proper divisors (27750027775250).

55500055550494 is a wasteful number, since it uses less digits than its factorization.

55500055550494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27750027775249.

The product of its (nonzero) digits is 11250000, while the sum is 52.

The spelling of 55500055550494 in words is "fifty-five trillion, five hundred billion, fifty-five million, five hundred fifty thousand, four hundred ninety-four".