55296340901640 has 384 divisors, whose sum is σ = 186871752587520. Its totient is φ = 14173338009600.

The previous prime is 55296340901603. The next prime is 55296340901653. The reversal of 55296340901640 is 4610904369255.

55296340901640 is a `hidden beast` number, since 5 + 5 + 296 + 340 + 9 + 0 + 1 + 6 + 4 + 0 = 666.

It is a super-2 number, since 2×55296340901640² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 165948000 + ... + 166280880.

It is an arithmetic number, because the mean of its divisors is an integer number (486645189030).

Almost surely, 2^{55296340901640} 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 55296340901640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93435876293760).

55296340901640 is an abundant number, since it is smaller than the sum of its proper divisors (131575411685880).

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

55296340901640 is a wasteful number, since it uses less digits than its factorization.

55296340901640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333133 (or 333126 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 55296340901640 in words is "fifty-five trillion, two hundred ninety-six billion, three hundred forty million, nine hundred one thousand, six hundred forty".