124321151025542 has 4 divisors (see below), whose sum is σ = 186481726538316. Its totient is φ = 62160575512770.

The previous prime is 124321151025517. The next prime is 124321151025581. The reversal of 124321151025542 is 245520151123421.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 124321151025496 and 124321151025505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31080287756384 + ... + 31080287756387.

It is an arithmetic number, because the mean of its divisors is an integer number (46620431634579).

Almost surely, 2^{124321151025542} is an apocalyptic number.

124321151025542 is a deficient number, since it is larger than the sum of its proper divisors (62160575512774).

124321151025542 is an equidigital number, since it uses as much as digits as its factorization.

124321151025542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62160575512773.

The product of its (nonzero) digits is 96000, while the sum is 38.

The spelling of 124321151025542 in words is "one hundred twenty-four trillion, three hundred twenty-one billion, one hundred fifty-one million, twenty-five thousand, five hundred forty-two".