4387148720331 has 32 divisors (see below), whose sum is σ = 6396422054400. Its totient is φ = 2658523659264.

The previous prime is 4387148720327. The next prime is 4387148720377. The reversal of 4387148720331 is 1330278417834.

It is a happy number.

It is not a de Polignac number, because 4387148720331 - 2² = 4387148720327 is a prime.

It is a super-2 number, since 2×4387148720331² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4387148720831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2161005 + ... + 3666638.

It is an arithmetic number, because the mean of its divisors is an integer number (199888189200).

Almost surely, 2^{4387148720331} is an apocalyptic number.

4387148720331 is a deficient number, since it is larger than the sum of its proper divisors (2009273334069).

4387148720331 is a wasteful number, since it uses less digits than its factorization.

4387148720331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5827955.

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 4387148720331 in words is "four trillion, three hundred eighty-seven billion, one hundred forty-eight million, seven hundred twenty thousand, three hundred thirty-one".