40061450000 has 360 divisors, whose sum is σ = 114870897792. Its totient is φ = 13416000000.

The previous prime is 40061449969. The next prime is 40061450027. The reversal of 40061450000 is 5416004.

It is a happy number.

It is a super-2 number, since 2×40061450000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 92949785 + ... + 92950215.

Almost surely, 2^40061450000 is an apocalyptic number.

40061450000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40061450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57435448896).

40061450000 is an abundant number, since it is smaller than the sum of its proper divisors (74809447792).

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

40061450000 is a wasteful number, since it uses less digits than its factorization.

40061450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 40061450000 its reverse (5416004), we get a palindrome (40066866004).

The spelling of 40061450000 in words is "forty billion, sixty-one million, four hundred fifty thousand".