55436501344 has 192 divisors, whose sum is σ = 129722947200. Its totient is φ = 22832824320.

The previous prime is 55436501333. The next prime is 55436501357. The reversal of 55436501344 is 44310563455.

It is a junction number, because it is equal to n+sod(n) for n = 55436501297 and 55436501306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148623142 + ... + 148623514.

It is an arithmetic number, because the mean of its divisors is an integer number (675640350).

Almost surely, 2^55436501344 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 55436501344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64861473600).

55436501344 is an abundant number, since it is smaller than the sum of its proper divisors (74286445856).

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

55436501344 is a wasteful number, since it uses less digits than its factorization.

55436501344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 55436501344 in words is "fifty-five billion, four hundred thirty-six million, five hundred one thousand, three hundred forty-four".