40070400032066 has 32 divisors (see below), whose sum is σ = 62812935571968. Its totient is φ = 19135388669760.

The previous prime is 40070400032057. The next prime is 40070400032077. The reversal of 40070400032066 is 66023000407004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82730156 + ... + 83213096.

It is an arithmetic number, because the mean of its divisors is an integer number (1962904236624).

Almost surely, 2^{40070400032066} is an apocalyptic number.

40070400032066 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40070400032066 is a deficient number, since it is larger than the sum of its proper divisors (22742535539902).

40070400032066 is a wasteful number, since it uses less digits than its factorization.

40070400032066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485666.

The product of its (nonzero) digits is 24192, while the sum is 32.

The spelling of 40070400032066 in words is "forty trillion, seventy billion, four hundred million, thirty-two thousand, sixty-six".