19360454496642 has 96 divisors (see below), whose sum is σ = 50429475771840. Its totient is φ = 5489332692480.

The previous prime is 19360454496587. The next prime is 19360454496679. The reversal of 19360454496642 is 24669445406391.

19360454496642 is a `hidden beast` number, since 1 + 9 + 3 + 60 + 45 + 4 + 496 + 6 + 42 = 666.

It is a super-3 number, since 3×19360454496642³ (a number of 41 digits) contains 333 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 19360454496642.

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 47 ways as a sum of consecutive naturals, for example, 27580383 + ... + 28273634.

It is an arithmetic number, because the mean of its divisors is an integer number (525307039290).

Almost surely, 2^{19360454496642} is an apocalyptic number.

19360454496642 is an abundant number, since it is smaller than the sum of its proper divisors (31069021275198).

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

19360454496642 is a wasteful number, since it uses less digits than its factorization.

19360454496642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55854173 (or 55854160 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 63.

The spelling of 19360454496642 in words is "nineteen trillion, three hundred sixty billion, four hundred fifty-four million, four hundred ninety-six thousand, six hundred forty-two".