40481200402 has 8 divisors (see below), whose sum is σ = 61867495116. Its totient is φ = 19858702032.

The previous prime is 40481200387. The next prime is 40481200453. The reversal of 40481200402 is 20400218404.

It can be written as a sum of positive squares in 2 ways, for example, as 40477818481 + 3381921 = 201191^2 + 1839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190948953 + ... + 190949164.

Almost surely, 2^40481200402 is an apocalyptic number.

40481200402 is a deficient number, since it is larger than the sum of its proper divisors (21386294714).

40481200402 is a wasteful number, since it uses less digits than its factorization.

40481200402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381898172.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 40481200402 its reverse (20400218404), we get a palindrome (60881418806).

The spelling of 40481200402 in words is "forty billion, four hundred eighty-one million, two hundred thousand, four hundred two".