1263788383362 has 32 divisors (see below), whose sum is σ = 2547123109440. Its totient is φ = 418008314880.

The previous prime is 1263788383343. The next prime is 1263788383381. The reversal of 1263788383362 is 2633838873621.

It is an interprime number because it is at equal distance from previous prime (1263788383343) and next prime (1263788383381).

It is a super-2 number, since 2×1263788383362² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1263788383296 and 1263788383305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1157562 + ... + 1966602.

It is an arithmetic number, because the mean of its divisors is an integer number (79597597170).

Almost surely, 2^{1263788383362} is an apocalyptic number.

1263788383362 is an abundant number, since it is smaller than the sum of its proper divisors (1283334726078).

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

1263788383362 is a wasteful number, since it uses less digits than its factorization.

1263788383362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811058.

The product of its digits is 41803776, while the sum is 60.

The spelling of 1263788383362 in words is "one trillion, two hundred sixty-three billion, seven hundred eighty-eight million, three hundred eighty-three thousand, three hundred sixty-two".