1246242705944 has 8 divisors (see below), whose sum is σ = 2336705073660. Its totient is φ = 623121352968.

The previous prime is 1246242705889. The next prime is 1246242705959. The reversal of 1246242705944 is 4495072426421.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1246242705944² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1246242705892 and 1246242705901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77890169114 + ... + 77890169129.

Almost surely, 2^{1246242705944} is an apocalyptic number.

It is an amenable number.

1246242705944 is a deficient number, since it is larger than the sum of its proper divisors (1090462367716).

1246242705944 is a wasteful number, since it uses less digits than its factorization.

1246242705944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155780338249 (or 155780338245 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 1246242705944 in words is "one trillion, two hundred forty-six billion, two hundred forty-two million, seven hundred five thousand, nine hundred forty-four".