40210115433240 has 128 divisors (see below), whose sum is σ = 123433420907520. Its totient is φ = 10474411084800.

The previous prime is 40210115433199. The next prime is 40210115433247. The reversal of 40210115433240 is 4233451101204.

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

It is a junction number, because it is equal to n+sod(n) for n = 40210115433198 and 40210115433207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40210115433247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3903646 + ... + 9780525.

It is an arithmetic number, because the mean of its divisors is an integer number (964323600840).

Almost surely, 2^{40210115433240} is an apocalyptic number.

40210115433240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40210115433240 is an abundant number, since it is smaller than the sum of its proper divisors (83223305474280).

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

40210115433240 is a wasteful number, since it uses less digits than its factorization.

40210115433240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13684753 (or 13684749 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 40210115433240 its reverse (4233451101204), we get a palindrome (44443566534444).

The spelling of 40210115433240 in words is "forty trillion, two hundred ten billion, one hundred fifteen million, four hundred thirty-three thousand, two hundred forty".