1252215311104 has 36 divisors (see below), whose sum is σ = 2499969490200. Its totient is φ = 625999861760.

The previous prime is 1252215311059. The next prime is 1252215311119. The reversal of 1252215311104 is 4011135122521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079199 + ... + 1915489.

It is an arithmetic number, because the mean of its divisors is an integer number (69443596950).

Almost surely, 2^{1252215311104} is an apocalyptic number.

It is an amenable number.

1252215311104 is a deficient number, since it is larger than the sum of its proper divisors (1247754179096).

1252215311104 is an frugal number, since it uses more digits than its factorization.

1252215311104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842156 (or 842142 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 1252215311104 in words is "one trillion, two hundred fifty-two billion, two hundred fifteen million, three hundred eleven thousand, one hundred four".