40101005124 has 24 divisors (see below), whose sum is σ = 103965569120. Its totient is φ = 13367001672.

The previous prime is 40101005117. The next prime is 40101005129. The reversal of 40101005124 is 42150010104.

40101005124 is a `hidden beast` number, since 40 + 10 + 100 + 512 + 4 = 666.

It is a super-2 number, since 2×40101005124² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 40101005097 and 40101005106.

It is not an unprimeable number, because it can be changed into a prime (40101005129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185652694 + ... + 185652909.

Almost surely, 2^40101005124 is an apocalyptic number.

It is an amenable number.

40101005124 is an abundant number, since it is smaller than the sum of its proper divisors (63864563996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40101005124 is a wasteful number, since it uses less digits than its factorization.

40101005124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371305616 (or 371305608 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 40101005124 its reverse (42150010104), we get a palindrome (82251015228).

The spelling of 40101005124 in words is "forty billion, one hundred one million, five thousand, one hundred twenty-four".