40630664450 has 24 divisors (see below), whose sum is σ = 75578890320. Its totient is φ = 16251006800.

The previous prime is 40630664449. The next prime is 40630664453. The reversal of 40630664450 is 5446603604.

It is a happy number.

40630664450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40630664453) 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, 884141 + ... + 928959.

It is an arithmetic number, because the mean of its divisors is an integer number (3149120430).

Almost surely, 2^40630664450 is an apocalyptic number.

40630664450 is a deficient number, since it is larger than the sum of its proper divisors (34948225870).

40630664450 is a wasteful number, since it uses less digits than its factorization.

40630664450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62962 (or 62957 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 40630664450 in words is "forty billion, six hundred thirty million, six hundred sixty-four thousand, four hundred fifty".