435142152440 has 32 divisors (see below), whose sum is σ = 980217715680. Its totient is φ = 173852794752.

The previous prime is 435142152439. The next prime is 435142152491. The reversal of 435142152440 is 44251241534.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 435142152440.

It is a congruent number.

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, 6342524 + ... + 6410763.

It is an arithmetic number, because the mean of its divisors is an integer number (30631803615).

Almost surely, 2^435142152440 is an apocalyptic number.

435142152440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

435142152440 is an abundant number, since it is smaller than the sum of its proper divisors (545075563240).

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

435142152440 is a wasteful number, since it uses less digits than its factorization.

435142152440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12754151 (or 12754147 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 435142152440 its reverse (44251241534), we get a palindrome (479393393974).

The spelling of 435142152440 in words is "four hundred thirty-five billion, one hundred forty-two million, one hundred fifty-two thousand, four hundred forty".