387501540250 has 64 divisors (see below), whose sum is σ = 837898618752. Its totient is φ = 132620832000.

The previous prime is 387501540241. The next prime is 387501540317. The reversal of 387501540250 is 52045105783.

It is a super-2 number, since 2×387501540250² (a number of 24 digits) contains 22 as substring.

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, 4097652 + ... + 4191151.

It is an arithmetic number, because the mean of its divisors is an integer number (13092165918).

Almost surely, 2^387501540250 is an apocalyptic number.

387501540250 is an abundant number, since it is smaller than the sum of its proper divisors (450397078502).

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

387501540250 is a wasteful number, since it uses less digits than its factorization.

387501540250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8288848 (or 8288838 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 387501540250 in words is "three hundred eighty-seven billion, five hundred one million, five hundred forty thousand, two hundred fifty".