1076721213436 has 96 divisors (see below), whose sum is σ = 2115332352000. Its totient is φ = 475358906880.

The previous prime is 1076721213427. The next prime is 1076721213437. The reversal of 1076721213436 is 6343121276701.

It is a junction number, because it is equal to n+sod(n) for n = 1076721213392 and 1076721213401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076721213437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168313390 + ... + 168319786.

It is an arithmetic number, because the mean of its divisors is an integer number (22034712000).

Almost surely, 2^{1076721213436} is an apocalyptic number.

It is an amenable number.

1076721213436 is a deficient number, since it is larger than the sum of its proper divisors (1038611138564).

1076721213436 is a wasteful number, since it uses less digits than its factorization.

1076721213436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7067 (or 7065 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 1076721213436 in words is "one trillion, seventy-six billion, seven hundred twenty-one million, two hundred thirteen thousand, four hundred thirty-six".