1072612463421 has 16 divisors (see below), whose sum is σ = 1445366592000. Its totient is φ = 707506805808.

The previous prime is 1072612463389. The next prime is 1072612463453. The reversal of 1072612463421 is 1243642162701.

It is an interprime number because it is at equal distance from previous prime (1072612463389) and next prime (1072612463453).

It is not a de Polignac number, because 1072612463421 - 2⁵ = 1072612463389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1072612463421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072612463471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4911771 + ... + 5125496.

It is an arithmetic number, because the mean of its divisors is an integer number (90335412000).

Almost surely, 2^{1072612463421} is an apocalyptic number.

It is an amenable number.

1072612463421 is a deficient number, since it is larger than the sum of its proper divisors (372754128579).

1072612463421 is a wasteful number, since it uses less digits than its factorization.

1072612463421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10037648.

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 1072612463421 in words is "one trillion, seventy-two billion, six hundred twelve million, four hundred sixty-three thousand, four hundred twenty-one".