40155453300 has 144 divisors (see below), whose sum is σ = 119489352192. Its totient is φ = 10405478400.

The previous prime is 40155453253. The next prime is 40155453307. The reversal of 40155453300 is 335455104.

It is a super-2 number, since 2×40155453300² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40155453307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3154749 + ... + 3167451.

It is an arithmetic number, because the mean of its divisors is an integer number (829787168).

Almost surely, 2^40155453300 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 40155453300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59744676096).

40155453300 is an abundant number, since it is smaller than the sum of its proper divisors (79333898892).

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

40155453300 is a wasteful number, since it uses less digits than its factorization.

40155453300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13018 (or 13011 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 40155453300 in words is "forty billion, one hundred fifty-five million, four hundred fifty-three thousand, three hundred".