124065648745 has 8 divisors (see below), whose sum is σ = 148891105800. Its totient is φ = 99244300800.

The previous prime is 124065648727. The next prime is 124065648761. The reversal of 124065648745 is 547846560421.

It can be written as a sum of positive squares in 4 ways, for example, as 8674314496 + 115391334249 = 93136^2 + 339693^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-124065648745 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124065648692 and 124065648701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960456 + ... + 1081945.

It is an arithmetic number, because the mean of its divisors is an integer number (18611388225).

Almost surely, 2^124065648745 is an apocalyptic number.

It is an amenable number.

124065648745 is a deficient number, since it is larger than the sum of its proper divisors (24825457055).

124065648745 is a wasteful number, since it uses less digits than its factorization.

124065648745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054555.

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 124065648745 in words is "one hundred twenty-four billion, sixty-five million, six hundred forty-eight thousand, seven hundred forty-five".