1630530420442 has 32 divisors (see below), whose sum is σ = 3106837689984. Its totient is φ = 623285332800.

The previous prime is 1630530420401. The next prime is 1630530420551. The reversal of 1630530420442 is 2440240350361.

It is a junction number, because it is equal to n+sod(n) for n = 1630530420398 and 1630530420407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99877309 + ... + 99893632.

It is an arithmetic number, because the mean of its divisors is an integer number (97088677812).

Almost surely, 2^{1630530420442} is an apocalyptic number.

1630530420442 is a deficient number, since it is larger than the sum of its proper divisors (1476307269542).

1630530420442 is a wasteful number, since it uses less digits than its factorization.

1630530420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199771014.

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 1630530420442 in words is "one trillion, six hundred thirty billion, five hundred thirty million, four hundred twenty thousand, four hundred forty-two".