3987340506960 has 160 divisors (see below), whose sum is σ = 12977840615040. Its totient is φ = 1011302713344.

The previous prime is 3987340506949. The next prime is 3987340506983. The reversal of 3987340506960 is 696050437893.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 3987340506894 and 3987340506903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3809007 + ... + 4741646.

It is an arithmetic number, because the mean of its divisors is an integer number (81111503844).

Almost surely, 2^{3987340506960} is an apocalyptic number.

3987340506960 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3987340506960 is an abundant number, since it is smaller than the sum of its proper divisors (8990500108080).

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

3987340506960 is a wasteful number, since it uses less digits than its factorization.

3987340506960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8550765 (or 8550759 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 60.

The spelling of 3987340506960 in words is "three trillion, nine hundred eighty-seven billion, three hundred forty million, five hundred six thousand, nine hundred sixty".