124673376421 has 64 divisors (see below), whose sum is σ = 145023436800. Its totient is φ = 106170704640.

The previous prime is 124673376361. The next prime is 124673376431.

It is a happy number.

124673376421 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 124673376421 - 2¹⁹ = 124672852133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124673376431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 334244791 + ... + 334245163.

It is an arithmetic number, because the mean of its divisors is an integer number (2265991200).

Almost surely, 2^124673376421 is an apocalyptic number.

124673376421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124673376421 is a deficient number, since it is larger than the sum of its proper divisors (20350060379).

124673376421 is a wasteful number, since it uses less digits than its factorization.

124673376421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746.

The product of its digits is 1016064, while the sum is 46.

The spelling of 124673376421 in words is "one hundred twenty-four billion, six hundred seventy-three million, three hundred seventy-six thousand, four hundred twenty-one".