1630530420398 has 16 divisors (see below), whose sum is σ = 2668681303344. Its totient is φ = 741000020160.

The previous prime is 1630530420373. The next prime is 1630530420401. The reversal of 1630530420398 is 8930240350361.

It is a super-2 number, since 2×1630530420398² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7397465 + ... + 7614692.

It is an arithmetic number, because the mean of its divisors is an integer number (166792581459).

Almost surely, 2^{1630530420398} is an apocalyptic number.

1630530420398 is a deficient number, since it is larger than the sum of its proper divisors (1038150882946).

1630530420398 is a wasteful number, since it uses less digits than its factorization.

1630530420398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15017107.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 1630530420398 in words is "one trillion, six hundred thirty billion, five hundred thirty million, four hundred twenty thousand, three hundred ninety-eight".