40355254022120 has 64 divisors (see below), whose sum is σ = 91980884275200. Its totient is φ = 15932189145600.

The previous prime is 40355254022107. The next prime is 40355254022177. The reversal of 40355254022120 is 2122045255304.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6793145 + ... + 11263095.

It is an arithmetic number, because the mean of its divisors is an integer number (1437201316800).

Almost surely, 2^{40355254022120} is an apocalyptic number.

40355254022120 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 40355254022120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45990442137600).

40355254022120 is an abundant number, since it is smaller than the sum of its proper divisors (51625630253080).

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

40355254022120 is a wasteful number, since it uses less digits than its factorization.

40355254022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472898 (or 4472894 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 40355254022120 its reverse (2122045255304), we get a palindrome (42477299277424).

The spelling of 40355254022120 in words is "forty trillion, three hundred fifty-five billion, two hundred fifty-four million, twenty-two thousand, one hundred twenty".