1000650628401 has 8 divisors (see below), whose sum is σ = 1334307854880. Its totient is φ = 667046910432.

The previous prime is 1000650628391. The next prime is 1000650628447. The reversal of 1000650628401 is 1048260560001.

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

It is not a de Polignac number, because 1000650628401 - 2²² = 1000646434097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000650628451) 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, 13333471 + ... + 13408308.

It is an arithmetic number, because the mean of its divisors is an integer number (166788481860).

Almost surely, 2^{1000650628401} is an apocalyptic number.

It is an amenable number.

1000650628401 is a deficient number, since it is larger than the sum of its proper divisors (333657226479).

1000650628401 is a wasteful number, since it uses less digits than its factorization.

1000650628401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26754255.

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 1000650628401 in words is "one trillion, six hundred fifty million, six hundred twenty-eight thousand, four hundred one".