4006640063514 has 32 divisors (see below), whose sum is σ = 8750424070080. Its totient is φ = 1212930028800.

The previous prime is 4006640063509. The next prime is 4006640063519. The reversal of 4006640063514 is 4153600466004.

It is an interprime number because it is at equal distance from previous prime (4006640063509) and next prime (4006640063519).

It is not an unprimeable number, because it can be changed into a prime (4006640063519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30015997 + ... + 30149184.

It is an arithmetic number, because the mean of its divisors is an integer number (273450752190).

Almost surely, 2^{4006640063514} is an apocalyptic number.

4006640063514 is an abundant number, since it is smaller than the sum of its proper divisors (4743784006566).

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

4006640063514 is a wasteful number, since it uses less digits than its factorization.

4006640063514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60166206.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 4006640063514 in words is "four trillion, six billion, six hundred forty million, sixty-three thousand, five hundred fourteen".