40000153536 has 840 divisors, whose sum is σ = 149466818160. Its totient is φ = 10506682368.

The previous prime is 40000153517. The next prime is 40000153561. The reversal of 40000153536 is 63535100004.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 254777970 + ... + 254778126.

Almost surely, 2^40000153536 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 40000153536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74733409080).

40000153536 is an abundant number, since it is smaller than the sum of its proper divisors (109466664624).

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

40000153536 is a wasteful number, since it uses less digits than its factorization.

40000153536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 40000153536 in words is "forty billion, one hundred fifty-three thousand, five hundred thirty-six".