40130145384 has 32 divisors (see below), whose sum is σ = 114657558720. Its totient is φ = 11465755776.

The previous prime is 40130145373. The next prime is 40130145421. The reversal of 40130145384 is 48354103104.

It is a super-2 number, since 2×40130145384² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119434789 + ... + 119435124.

It is an arithmetic number, because the mean of its divisors is an integer number (3583048710).

Almost surely, 2^40130145384 is an apocalyptic number.

It is an amenable number.

40130145384 is an abundant number, since it is smaller than the sum of its proper divisors (74527413336).

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

40130145384 is a wasteful number, since it uses less digits than its factorization.

40130145384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238869929 (or 238869925 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 40130145384 its reverse (48354103104), we get a palindrome (88484248488).

The spelling of 40130145384 in words is "forty billion, one hundred thirty million, one hundred forty-five thousand, three hundred eighty-four".