40767643131 has 8 divisors (see below), whose sum is σ = 54895044624. Its totient is φ = 26909335200.

The previous prime is 40767643127. The next prime is 40767643181. The reversal of 40767643131 is 13134676704.

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

It is not a de Polignac number, because 40767643131 - 2² = 40767643127 is a prime.

It is a super-2 number, since 2×40767643131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40767643181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67273036 + ... + 67273641.

It is an arithmetic number, because the mean of its divisors is an integer number (6861880578).

Almost surely, 2^40767643131 is an apocalyptic number.

40767643131 is a deficient number, since it is larger than the sum of its proper divisors (14127401493).

40767643131 is a wasteful number, since it uses less digits than its factorization.

40767643131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134546781.

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 40767643131 in words is "forty billion, seven hundred sixty-seven million, six hundred forty-three thousand, one hundred thirty-one".