55377191541120 has 1024 divisors, whose sum is σ = 202359407846400. Its totient is φ = 12793282560000.

The previous prime is 55377191541109. The next prime is 55377191541143. The reversal of 55377191541120 is 2114519177355.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

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 127 ways as a sum of consecutive naturals, for example, 6382062222 + ... + 6382070898.

It is an arithmetic number, because the mean of its divisors is an integer number (197616609225).

Almost surely, 2^{55377191541120} 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 55377191541120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101179703923200).

55377191541120 is an abundant number, since it is smaller than the sum of its proper divisors (146982216305280).

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

55377191541120 is a wasteful number, since it uses less digits than its factorization.

55377191541120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9027 (or 9015 counting only the distinct ones).

The product of its (nonzero) digits is 1323000, while the sum is 51.

The spelling of 55377191541120 in words is "fifty-five trillion, three hundred seventy-seven billion, one hundred ninety-one million, five hundred forty-one thousand, one hundred twenty".