40154524241312 has 48 divisors (see below), whose sum is σ = 87211784511432. Its totient is φ = 18080836423680.

The previous prime is 40154524241309. The next prime is 40154524241317. The reversal of 40154524241312 is 21314242545104.

It can be written as a sum of positive squares in 4 ways, for example, as 8923817900176 + 31230706341136 = 2987276^2 + 5588444^2 .

It is a super-2 number, since 2×40154524241312² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40154524241317) 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, 1177120733 + ... + 1177154844.

Almost surely, 2^{40154524241312} is an apocalyptic number.

It is an amenable number.

40154524241312 is an abundant number, since it is smaller than the sum of its proper divisors (47057260270120).

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

40154524241312 is a wasteful number, since it uses less digits than its factorization.

40154524241312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2354275641 (or 2354275633 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 40154524241312 its reverse (21314242545104), we get a palindrome (61468766786416).

The spelling of 40154524241312 in words is "forty trillion, one hundred fifty-four billion, five hundred twenty-four million, two hundred forty-one thousand, three hundred twelve".