619872696051601 has 8 divisors (see below), whose sum is σ = 634992092569800. Its totient is φ = 604753325736960.

The previous prime is 619872696051599. The next prime is 619872696051647. The reversal of 619872696051601 is 106150696278916.

It can be written as a sum of positive squares in 4 ways, for example, as 250655548731025 + 369217147320576 = 15832105^2 + 19215024^2 .

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 619872696051601 - 2¹ = 619872696051599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (619872696051671) 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, 46518045 + ... + 58341013.

It is an arithmetic number, because the mean of its divisors is an integer number (79374011571225).

Almost surely, 2^{619872696051601} is an apocalyptic number.

It is an amenable number.

619872696051601 is a deficient number, since it is larger than the sum of its proper divisors (15119396518199).

619872696051601 is a wasteful number, since it uses less digits than its factorization.

619872696051601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13101779.

The product of its (nonzero) digits is 58786560, while the sum is 67.

The spelling of 619872696051601 in words is "six hundred nineteen trillion, eight hundred seventy-two billion, six hundred ninety-six million, fifty-one thousand, six hundred one".