19601005055 has 8 divisors (see below), whose sum is σ = 24759164400. Its totient is φ = 14855498496.

The previous prime is 19601005051. The next prime is 19601005079. The reversal of 19601005055 is 55050010691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 19601005055 - 2² = 19601005051 is a prime.

It is a super-2 number, since 2×19601005055² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19601005051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103163090 + ... + 103163279.

It is an arithmetic number, because the mean of its divisors is an integer number (3094895550).

Almost surely, 2^19601005055 is an apocalyptic number.

19601005055 is a deficient number, since it is larger than the sum of its proper divisors (5158159345).

19601005055 is a wasteful number, since it uses less digits than its factorization.

19601005055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206326393.

The product of its (nonzero) digits is 6750, while the sum is 32.

The spelling of 19601005055 in words is "nineteen billion, six hundred one million, five thousand, fifty-five".