40706670664 has 32 divisors (see below), whose sum is σ = 83899268640. Its totient is φ = 18361782400.

The previous prime is 40706670659. The next prime is 40706670677. The reversal of 40706670664 is 46607660704.

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, 1754029 + ... + 1777084.

It is an arithmetic number, because the mean of its divisors is an integer number (2621852145).

Almost surely, 2^40706670664 is an apocalyptic number.

40706670664 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40706670664 is an abundant number, since it is smaller than the sum of its proper divisors (43192597976).

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

40706670664 is a wasteful number, since it uses less digits than its factorization.

40706670664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531261 (or 3531257 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 40706670664 in words is "forty billion, seven hundred six million, six hundred seventy thousand, six hundred sixty-four".