1630203253662 has 16 divisors (see below), whose sum is σ = 3260502398592. Its totient is φ = 543385102680.

The previous prime is 1630203253621. The next prime is 1630203253667. The reversal of 1630203253662 is 2663523020361.

It is a super-2 number, since 2×1630203253662² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1630203253662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630203253667) 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, 3773514 + ... + 4183277.

It is an arithmetic number, because the mean of its divisors is an integer number (203781399912).

Almost surely, 2^{1630203253662} is an apocalyptic number.

1630203253662 is an abundant number, since it is smaller than the sum of its proper divisors (1630299144930).

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

1630203253662 is a wasteful number, since it uses less digits than its factorization.

1630203253662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7990943.

The product of its (nonzero) digits is 233280, while the sum is 39.

The spelling of 1630203253662 in words is "one trillion, six hundred thirty billion, two hundred three million, two hundred fifty-three thousand, six hundred sixty-two".