40001074100678 has 8 divisors (see below), whose sum is σ = 62070632225280. Its totient is φ = 19310863358920.

The previous prime is 40001074100677. The next prime is 40001074100693. The reversal of 40001074100678 is 87600147010004.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40001074100677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344836845638 + ... + 344836845753.

It is an arithmetic number, because the mean of its divisors is an integer number (7758829028160).

Almost surely, 2^{40001074100678} is an apocalyptic number.

40001074100678 is a deficient number, since it is larger than the sum of its proper divisors (22069558124602).

40001074100678 is a wasteful number, since it uses less digits than its factorization.

40001074100678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689673691422.

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 40001074100678 in words is "forty trillion, one billion, seventy-four million, one hundred thousand, six hundred seventy-eight".