1263623142670 has 64 divisors (see below), whose sum is σ = 2604215577600. Its totient is φ = 432449107200.

The previous prime is 1263623142647. The next prime is 1263623142689. The reversal of 1263623142670 is 762413263621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141166695 + ... + 141175645.

It is an arithmetic number, because the mean of its divisors is an integer number (40690868400).

Almost surely, 2^{1263623142670} is an apocalyptic number.

1263623142670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1263623142670 is an abundant number, since it is smaller than the sum of its proper divisors (1340592434930).

1263623142670 is a wasteful number, since it uses less digits than its factorization.

1263623142670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12433.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 1263623142670 in words is "one trillion, two hundred sixty-three billion, six hundred twenty-three million, one hundred forty-two thousand, six hundred seventy".