650105005501001 has 8 divisors (see below), whose sum is σ = 650216612327040. Its totient is φ = 649993400673552.

The previous prime is 650105005500961. The next prime is 650105005501013. The reversal of 650105005501001 is 100105500501056.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650105005501001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650105005501901) 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, 744935615 + ... + 745807803.

It is an arithmetic number, because the mean of its divisors is an integer number (81277076540880).

Almost surely, 2^{650105005501001} is an apocalyptic number.

It is an amenable number.

650105005501001 is a deficient number, since it is larger than the sum of its proper divisors (111606826039).

650105005501001 is a wasteful number, since it uses less digits than its factorization.

650105005501001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999295.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 650105005501001 in words is "six hundred fifty trillion, one hundred five billion, five million, five hundred one thousand, one".