40302143476 has 18 divisors (see below), whose sum is σ = 82043649618. Its totient is φ = 17272347120.

The previous prime is 40302143447. The next prime is 40302143489. The reversal of 40302143476 is 67434120304.

It can be written as a sum of positive squares in only one way, i.e., 25606400400 + 14695743076 = 160020^2 + 121226^2 .

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 5 ways as a sum of consecutive naturals, for example, 102811395 + ... + 102811786.

Almost surely, 2^40302143476 is an apocalyptic number.

It is an amenable number.

40302143476 is an abundant number, since it is smaller than the sum of its proper divisors (41741506142).

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

40302143476 is a wasteful number, since it uses less digits than its factorization.

40302143476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205623199 (or 205623190 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 40302143476 in words is "forty billion, three hundred two million, one hundred forty-three thousand, four hundred seventy-six".