40153561136 has 80 divisors (see below), whose sum is σ = 85888252800. Its totient is φ = 18069494784.

The previous prime is 40153561127. The next prime is 40153561139. The reversal of 40153561136 is 63116535104.

It is a super-2 number, since 2×40153561136² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40153561096 and 40153561105.

It is not an unprimeable number, because it can be changed into a prime (40153561139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2622110 + ... + 2637378.

It is an arithmetic number, because the mean of its divisors is an integer number (1073603160).

Almost surely, 2^40153561136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40153561136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42944126400).

40153561136 is an abundant number, since it is smaller than the sum of its proper divisors (45734691664).

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

40153561136 is a wasteful number, since it uses less digits than its factorization.

40153561136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15606 (or 15600 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 40153561136 in words is "forty billion, one hundred fifty-three million, five hundred sixty-one thousand, one hundred thirty-six".