1630761317292 has 24 divisors (see below), whose sum is σ = 3811378471936. Its totient is φ = 542691572688.

The previous prime is 1630761317249. The next prime is 1630761317309. The reversal of 1630761317292 is 2927131670361.

It is a happy 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, 111934048 + ... + 111948615.

Almost surely, 2^{1630761317292} is an apocalyptic number.

1630761317292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1630761317292 is an abundant number, since it is smaller than the sum of its proper divisors (2180617154644).

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

1630761317292 is a wasteful number, since it uses less digits than its factorization.

1630761317292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223883277 (or 223883275 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 48.

The spelling of 1630761317292 in words is "one trillion, six hundred thirty billion, seven hundred sixty-one million, three hundred seventeen thousand, two hundred ninety-two".