20150244124 has 6 divisors (see below), whose sum is σ = 35262927224. Its totient is φ = 10075122060.

The previous prime is 20150244071. The next prime is 20150244137. The reversal of 20150244124 is 42144205102.

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, 2518780512 + ... + 2518780519.

Almost surely, 2^20150244124 is an apocalyptic number.

It is an amenable number.

20150244124 is a deficient number, since it is larger than the sum of its proper divisors (15112683100).

20150244124 is a wasteful number, since it uses less digits than its factorization.

20150244124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5037561035 (or 5037561033 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 20150244124 its reverse (42144205102), we get a palindrome (62294449226).

The spelling of 20150244124 in words is "twenty billion, one hundred fifty million, two hundred forty-four thousand, one hundred twenty-four".