4640073369870 has 32 divisors (see below), whose sum is σ = 11144240036640. Its totient is φ = 1236456904320.

The previous prime is 4640073369851. The next prime is 4640073369983. The reversal of 4640073369870 is 789633700464.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4640073369870.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55957525 + ... + 56040384.

It is an arithmetic number, because the mean of its divisors is an integer number (348257501145).

Almost surely, 2^{4640073369870} is an apocalyptic number.

4640073369870 is an abundant number, since it is smaller than the sum of its proper divisors (6504166666770).

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

4640073369870 is a wasteful number, since it uses less digits than its factorization.

4640073369870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111999300.

The product of its (nonzero) digits is 18289152, while the sum is 57.

The spelling of 4640073369870 in words is "four trillion, six hundred forty billion, seventy-three million, three hundred sixty-nine thousand, eight hundred seventy".