40767381804 has 24 divisors (see below), whose sum is σ = 95170282480. Its totient is φ = 13582499904.

The previous prime is 40767381791. The next prime is 40767381829. The reversal of 40767381804 is 40818376704.

It is a super-2 number, since 2×40767381804² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802759 + ... + 852030.

Almost surely, 2^40767381804 is an apocalyptic number.

It is an amenable number.

40767381804 is an abundant number, since it is smaller than the sum of its proper divisors (54402900676).

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

40767381804 is a wasteful number, since it uses less digits than its factorization.

40767381804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656849 (or 1656847 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 40767381804 in words is "forty billion, seven hundred sixty-seven million, three hundred eighty-one thousand, eight hundred four".