124664420506001 has 4 divisors (see below), whose sum is σ = 127563593075952. Its totient is φ = 121765247936052.

The previous prime is 124664420505971. The next prime is 124664420506007. The reversal of 124664420506001 is 100605024466421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 124664420506001 - 2⁴⁶ = 54295676328337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124664420506001.

It is not an unprimeable number, because it can be changed into a prime (124664420506007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1449586284911 + ... + 1449586284996.

It is an arithmetic number, because the mean of its divisors is an integer number (31890898268988).

Almost surely, 2^{124664420506001} is an apocalyptic number.

It is an amenable number.

124664420506001 is a deficient number, since it is larger than the sum of its proper divisors (2899172569951).

124664420506001 is an equidigital number, since it uses as much as digits as its factorization.

124664420506001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2899172569950.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 124664420506001 in words is "one hundred twenty-four trillion, six hundred sixty-four billion, four hundred twenty million, five hundred six thousand, one".