40813576487146 has 8 divisors (see below), whose sum is σ = 61294932777924. Its totient is φ = 20381932227840.

The previous prime is 40813576487107. The next prime is 40813576487153. The reversal of 40813576487146 is 64178467531804.

It can be written as a sum of positive squares in 2 ways, for example, as 40767726971521 + 45849515625 = 6384961^2 + 214125^2 .

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

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, 12428005815 + ... + 12428009098.

Almost surely, 2^{40813576487146} is an apocalyptic number.

40813576487146 is a deficient number, since it is larger than the sum of its proper divisors (20481356290778).

40813576487146 is a wasteful number, since it uses less digits than its factorization.

40813576487146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24856015736.

The product of its (nonzero) digits is 108380160, while the sum is 64.

It can be divided in two parts, 4081357 and 6487146, that added together give a triangular number (10568503 = T₄₅₉₇).

The spelling of 40813576487146 in words is "forty trillion, eight hundred thirteen billion, five hundred seventy-six million, four hundred eighty-seven thousand, one hundred forty-six".