40121630546672 has 40 divisors (see below), whose sum is σ = 79545671251200. Its totient is φ = 19593741263040.

The previous prime is 40121630546611. The next prime is 40121630546681. The reversal of 40121630546672 is 27664503612104.

40121630546672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24596297 + ... + 26176727.

It is an arithmetic number, because the mean of its divisors is an integer number (1988641781280).

Almost surely, 2^{40121630546672} is an apocalyptic number.

It is an amenable number.

40121630546672 is a deficient number, since it is larger than the sum of its proper divisors (39424040704528).

40121630546672 is a wasteful number, since it uses less digits than its factorization.

40121630546672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617381 (or 1617375 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 40121630546672 in words is "forty trillion, one hundred twenty-one billion, six hundred thirty million, five hundred forty-six thousand, six hundred seventy-two".