40673373400 has 96 divisors (see below), whose sum is σ = 103217166000. Its totient is φ = 14782476800.

The previous prime is 40673373379. The next prime is 40673373421. The reversal of 40673373400 is 437337604.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40673373379) and next prime (40673373421).

It is a self number, because there is not a number n which added to its sum of digits gives 40673373400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5604174 + ... + 5611426.

Almost surely, 2^40673373400 is an apocalyptic number.

40673373400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40673373400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51608583000).

40673373400 is an abundant number, since it is smaller than the sum of its proper divisors (62543792600).

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

40673373400 is a wasteful number, since it uses less digits than its factorization.

40673373400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9829 (or 9820 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 37.

The spelling of 40673373400 in words is "forty billion, six hundred seventy-three million, three hundred seventy-three thousand, four hundred".