743420101312 has 56 divisors (see below), whose sum is σ = 1686054178304. Its totient is φ = 318592818432.

The previous prime is 743420101309. The next prime is 743420101331. The reversal of 743420101312 is 213101024347.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 15838903 + ... + 15885769.

Almost surely, 2^743420101312 is an apocalyptic number.

It is an amenable number.

743420101312 is an abundant number, since it is smaller than the sum of its proper divisors (942634076992).

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

743420101312 is a wasteful number, since it uses less digits than its factorization.

743420101312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82293 (or 82283 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 743420101312 its reverse (213101024347), we get a palindrome (956521125659).

The spelling of 743420101312 in words is "seven hundred forty-three billion, four hundred twenty million, one hundred one thousand, three hundred twelve".