124621432441 has 16 divisors (see below), whose sum is σ = 136448376768. Its totient is φ = 112878043200.

The previous prime is 124621432409. The next prime is 124621432477. The reversal of 124621432441 is 144234126421.

It is a cyclic number.

It is not a de Polignac number, because 124621432441 - 2⁵ = 124621432409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124621432397 and 124621432406.

It is not an unprimeable number, because it can be changed into a prime (124621432241) 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, 4338970 + ... + 4367596.

It is an arithmetic number, because the mean of its divisors is an integer number (8528023548).

Almost surely, 2^124621432441 is an apocalyptic number.

124621432441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124621432441 is a deficient number, since it is larger than the sum of its proper divisors (11826944327).

124621432441 is a wasteful number, since it uses less digits than its factorization.

124621432441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30072.

The product of its digits is 36864, while the sum is 34.

Adding to 124621432441 its reverse (144234126421), we get a palindrome (268855558862).

The spelling of 124621432441 in words is "one hundred twenty-four billion, six hundred twenty-one million, four hundred thirty-two thousand, four hundred forty-one".