55354370776740 has 960 divisors, whose sum is σ = 204867307814400. Its totient is φ = 12505715712000.

The previous prime is 55354370776729. The next prime is 55354370776759. The reversal of 55354370776740 is 4767707345355.

55354370776740 is a `hidden beast` number, since 5 + 5 + 35 + 437 + 0 + 77 + 67 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 19107478972 + ... + 19107481868.

It is an arithmetic number, because the mean of its divisors is an integer number (213403445640).

Almost surely, 2^{55354370776740} 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 55354370776740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102433653907200).

55354370776740 is an abundant number, since it is smaller than the sum of its proper divisors (149512937037660).

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

55354370776740 is a wasteful number, since it uses less digits than its factorization.

55354370776740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327 (or 3302 counting only the distinct ones).

The product of its (nonzero) digits is 259308000, while the sum is 63.

The spelling of 55354370776740 in words is "fifty-five trillion, three hundred fifty-four billion, three hundred seventy million, seven hundred seventy-six thousand, seven hundred forty".