40073054678136 has 48 divisors (see below), whose sum is σ = 108531627431760. Its totient is φ = 13357631024640.

The previous prime is 40073054678131. The next prime is 40073054678141. The reversal of 40073054678136 is 63187645037004.

It is a happy number.

40073054678136 is a `hidden beast` number, since 4 + 0 + 0 + 73 + 0 + 5 + 467 + 81 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (40073054678131) and next prime (40073054678141).

It is a super-2 number, since 2×40073054678136² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40073054678131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19458541 + ... + 21419171.

It is an arithmetic number, because the mean of its divisors is an integer number (2261075571495).

Almost surely, 2^{40073054678136} is an apocalyptic number.

It is an amenable number.

40073054678136 is an abundant number, since it is smaller than the sum of its proper divisors (68458572753624).

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

40073054678136 is a wasteful number, since it uses less digits than its factorization.

40073054678136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244516 (or 2244509 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 40073054678136 in words is "forty trillion, seventy-three billion, fifty-four million, six hundred seventy-eight thousand, one hundred thirty-six".