40666484361504 has 48 divisors (see below), whose sum is σ = 113028905068128. Its totient is φ = 12758112740352.

The previous prime is 40666484361469. The next prime is 40666484361533. The reversal of 40666484361504 is 40516348466604.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12459092842 + ... + 12459096105.

It is an arithmetic number, because the mean of its divisors is an integer number (2354768855586).

Almost surely, 2^{40666484361504} is an apocalyptic number.

It is an amenable number.

40666484361504 is an abundant number, since it is smaller than the sum of its proper divisors (72362420706624).

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

40666484361504 is a wasteful number, since it uses less digits than its factorization.

40666484361504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24918188977 (or 24918188969 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 57.

The spelling of 40666484361504 in words is "forty trillion, six hundred sixty-six billion, four hundred eighty-four million, three hundred sixty-one thousand, five hundred four".