43151054040 has 96 divisors (see below), whose sum is σ = 140267350080. Its totient is φ = 11504779776.

The previous prime is 43151054027. The next prime is 43151054077. The reversal of 43151054040 is 4045015134.

It is a happy number.

43151054040 is a `hidden beast` number, since 4 + 31 + 51 + 0 + 540 + 40 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 43151053995 and 43151054013.

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, 3062692 + ... + 3076748.

It is an arithmetic number, because the mean of its divisors is an integer number (1461118230).

Almost surely, 2^43151054040 is an apocalyptic number.

43151054040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43151054040 is an abundant number, since it is smaller than the sum of its proper divisors (97116296040).

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

43151054040 is a wasteful number, since it uses less digits than its factorization.

43151054040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22601 (or 22594 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 43151054040 its reverse (4045015134), we get a palindrome (47196069174).

The spelling of 43151054040 in words is "forty-three billion, one hundred fifty-one million, fifty-four thousand, forty".