55160369040 has 320 divisors, whose sum is σ = 203757244416. Its totient is φ = 12081678336.

The previous prime is 55160369009. The next prime is 55160369057. The reversal of 55160369040 is 4096306155.

It is a self number, because there is not a number n which added to its sum of digits gives 55160369040.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3821517 + ... + 3835923.

Almost surely, 2^55160369040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55160369040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101878622208).

55160369040 is an abundant number, since it is smaller than the sum of its proper divisors (148596875376).

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

55160369040 is a wasteful number, since it uses less digits than its factorization.

55160369040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14526 (or 14520 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 55160369040 in words is "fifty-five billion, one hundred sixty million, three hundred sixty-nine thousand, forty".