4385997740972 has 24 divisors (see below), whose sum is σ = 8127142907184. Its totient is φ = 2063961580032.

The previous prime is 4385997740771. The next prime is 4385997740983. The reversal of 4385997740972 is 2790477995834.

It is a super-2 number, since 2×4385997740972² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4385997740972.

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, 3399368 + ... + 4508624.

It is an arithmetic number, because the mean of its divisors is an integer number (338630954466).

Almost surely, 2^{4385997740972} is an apocalyptic number.

It is an amenable number.

4385997740972 is a deficient number, since it is larger than the sum of its proper divisors (3741145166212).

4385997740972 is a wasteful number, since it uses less digits than its factorization.

4385997740972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167425 (or 1167423 counting only the distinct ones).

The product of its (nonzero) digits is 960180480, while the sum is 74.

The spelling of 4385997740972 in words is "four trillion, three hundred eighty-five billion, nine hundred ninety-seven million, seven hundred forty thousand, nine hundred seventy-two".