40132420045 has 8 divisors (see below), whose sum is σ = 49712417280. Its totient is φ = 31070260560.

The previous prime is 40132419997. The next prime is 40132420051. The reversal of 40132420045 is 54002423104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-40132420045 is a prime.

It is a super-2 number, since 2×40132420045² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129459265 + ... + 129459574.

It is an arithmetic number, because the mean of its divisors is an integer number (6214052160).

Almost surely, 2^40132420045 is an apocalyptic number.

It is an amenable number.

40132420045 is a deficient number, since it is larger than the sum of its proper divisors (9579997235).

40132420045 is a wasteful number, since it uses less digits than its factorization.

40132420045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258918875.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 40132420045 its reverse (54002423104), we get a palindrome (94134843149).

The spelling of 40132420045 in words is "forty billion, one hundred thirty-two million, four hundred twenty thousand, forty-five".