40158424287306 has 128 divisors (see below), whose sum is σ = 99217707079680. Its totient is φ = 11956409740800.

The previous prime is 40158424287259. The next prime is 40158424287329. The reversal of 40158424287306 is 60378242485104.

40158424287306 is a `hidden beast` number, since 4 + 0 + 1 + 58 + 4 + 2 + 4 + 287 + 306 = 666.

It is a super-2 number, since 2×40158424287306² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 188809636 + ... + 189022208.

It is an arithmetic number, because the mean of its divisors is an integer number (775138336560).

Almost surely, 2^{40158424287306} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40158424287306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49608853539840).

40158424287306 is an abundant number, since it is smaller than the sum of its proper divisors (59059282792374).

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

40158424287306 is a wasteful number, since it uses less digits than its factorization.

40158424287306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221309 (or 221303 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 40158424287306 in words is "forty trillion, one hundred fifty-eight billion, four hundred twenty-four million, two hundred eighty-seven thousand, three hundred six".