55201225662 has 144 divisors (see below), whose sum is σ = 134717147136. Its totient is φ = 16199820000.

The previous prime is 55201225643. The next prime is 55201225679. The reversal of 55201225662 is 26652210255.

55201225662 is a `hidden beast` number, since 5 + 520 + 1 + 22 + 56 + 62 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 47958787 + ... + 47959937.

It is an arithmetic number, because the mean of its divisors is an integer number (935535744).

Almost surely, 2^55201225662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55201225662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67358573568).

55201225662 is an abundant number, since it is smaller than the sum of its proper divisors (79515921474).

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

55201225662 is a wasteful number, since it uses less digits than its factorization.

55201225662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 55201225662 in words is "fifty-five billion, two hundred one million, two hundred twenty-five thousand, six hundred sixty-two".