1630850654321 has 16 divisors (see below), whose sum is σ = 1865786039424. Its totient is φ = 1396404814464.

The previous prime is 1630850654299. The next prime is 1630850654341. The reversal of 1630850654321 is 1234560580361.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1630850654321 - 2¹⁴ = 1630850637937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1630850654341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99841871 + ... + 99858203.

It is an arithmetic number, because the mean of its divisors is an integer number (116611627464).

Almost surely, 2^{1630850654321} is an apocalyptic number.

It is an amenable number.

1630850654321 is a deficient number, since it is larger than the sum of its proper divisors (234935385103).

1630850654321 is a wasteful number, since it uses less digits than its factorization.

1630850654321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30440.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 1630850654321 in words is "one trillion, six hundred thirty billion, eight hundred fifty million, six hundred fifty-four thousand, three hundred twenty-one".