1630697080320 has 3200 divisors, whose sum is σ = 7761895206912. Its totient is φ = 317443276800.

The previous prime is 1630697080291. The next prime is 1630697080333. The reversal of 1630697080320 is 230807960361.

1630697080320 is a `hidden beast` number, since 1 + 630 + 6 + 9 + 7 + 0 + 8 + 0 + 3 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 30767869414 + ... + 30767869466.

Almost surely, 2^{1630697080320} is an apocalyptic number.

1630697080320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1630697080320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3880947603456).

1630697080320 is an abundant number, since it is smaller than the sum of its proper divisors (6131198126592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1630697080320 is a wasteful number, since it uses less digits than its factorization.

1630697080320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 1630697080320 in words is "one trillion, six hundred thirty billion, six hundred ninety-seven million, eighty thousand, three hundred twenty".