40767131526020 has 12 divisors (see below), whose sum is σ = 85610976204684. Its totient is φ = 16306852610400.

The previous prime is 40767131525969. The next prime is 40767131526031. The reversal of 40767131526020 is 2062513176704.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15376578004804 + 25390553521216 = 3921298^2 + 5038904^2 .

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, 1019178288131 + ... + 1019178288170.

It is an arithmetic number, because the mean of its divisors is an integer number (7134248017057).

Almost surely, 2^{40767131526020} is an apocalyptic number.

It is an amenable number.

40767131526020 is an abundant number, since it is smaller than the sum of its proper divisors (44843844678664).

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

40767131526020 is a wasteful number, since it uses less digits than its factorization.

40767131526020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038356576310 (or 2038356576308 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 40767131526020 in words is "forty trillion, seven hundred sixty-seven billion, one hundred thirty-one million, five hundred twenty-six thousand, twenty".