40457139500782 has 8 divisors (see below), whose sum is σ = 60686140395816. Its totient is φ = 20228426035512.

The previous prime is 40457139500737. The next prime is 40457139500801. The reversal of 40457139500782 is 28700593175404.

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

It is a super-2 number, since 2×40457139500782² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71505208 + ... + 72068779.

It is an arithmetic number, because the mean of its divisors is an integer number (7585767549477).

Almost surely, 2^{40457139500782} is an apocalyptic number.

40457139500782 is a deficient number, since it is larger than the sum of its proper divisors (20229000895034).

40457139500782 is a wasteful number, since it uses less digits than its factorization.

40457139500782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143714882.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 40457139500782 in words is "forty trillion, four hundred fifty-seven billion, one hundred thirty-nine million, five hundred thousand, seven hundred eighty-two".