76344219826461 has 12 divisors (see below), whose sum is σ = 110275064396640. Its totient is φ = 50896109534280.

The previous prime is 76344219826403. The next prime is 76344219826531. The reversal of 76344219826461 is 16462891244367.

76344219826461 is a `hidden beast` number, since 7 + 6 + 3 + 4 + 421 + 98 + 2 + 64 + 61 = 666.

It is not a de Polignac number, because 76344219826461 - 2⁶ = 76344219826397 is a prime.

It is a super-2 number, since 2×76344219826461² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76344219826261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16565446 + ... + 20666456.

It is an arithmetic number, because the mean of its divisors is an integer number (9189588699720).

Almost surely, 2^{76344219826461} is an apocalyptic number.

It is an amenable number.

76344219826461 is a deficient number, since it is larger than the sum of its proper divisors (33930844570179).

76344219826461 is a wasteful number, since it uses less digits than its factorization.

76344219826461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169456 (or 6169453 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 63.

The spelling of 76344219826461 in words is "seventy-six trillion, three hundred forty-four billion, two hundred nineteen million, eight hundred twenty-six thousand, four hundred sixty-one".