40134512430 has 48 divisors (see below), whose sum is σ = 104359965840. Its totient is φ = 10701487104.

The previous prime is 40134512419. The next prime is 40134512449. The reversal of 40134512430 is 3421543104.

It is a happy number.

It is a super-2 number, since 2×40134512430² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40134512394 and 40134512403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1443601 + ... + 1471139.

It is an arithmetic number, because the mean of its divisors is an integer number (2174165955).

Almost surely, 2^40134512430 is an apocalyptic number.

40134512430 is an abundant number, since it is smaller than the sum of its proper divisors (64225453410).

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

40134512430 is a wasteful number, since it uses less digits than its factorization.

40134512430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43745 (or 43742 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 40134512430 in words is "forty billion, one hundred thirty-four million, five hundred twelve thousand, four hundred thirty".