40459041976626 has 192 divisors, whose sum is σ = 109690339449600. Its totient is φ = 10493956339200.

The previous prime is 40459041976607. The next prime is 40459041976637. The reversal of 40459041976626 is 62667914095404.

It is a happy number.

40459041976626 is a `hidden beast` number, since 4 + 0 + 4 + 5 + 90 + 419 + 76 + 62 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23829601 + ... + 25470923.

It is an arithmetic number, because the mean of its divisors is an integer number (571303851300).

Almost surely, 2^{40459041976626} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40459041976626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54845169724800).

40459041976626 is an abundant number, since it is smaller than the sum of its proper divisors (69231297472974).

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

40459041976626 is a wasteful number, since it uses less digits than its factorization.

40459041976626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641601 (or 1641598 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 40459041976626 in words is "forty trillion, four hundred fifty-nine billion, forty-one million, nine hundred seventy-six thousand, six hundred twenty-six".