5371021777 has 16 divisors (see below), whose sum is σ = 6061547520. Its totient is φ = 4714894800.

The previous prime is 5371021729. The next prime is 5371021781. The reversal of 5371021777 is 7771201735.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5371021777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5371021477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140874 + ... + 174892.

It is an arithmetic number, because the mean of its divisors is an integer number (378846720).

Almost surely, 2^5371021777 is an apocalyptic number.

It is an amenable number.

5371021777 is a deficient number, since it is larger than the sum of its proper divisors (690525743).

5371021777 is a wasteful number, since it uses less digits than its factorization.

5371021777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34524.

The product of its (nonzero) digits is 72030, while the sum is 40.

The square root of 5371021777 is about 73287.2552153511. The cubic root of 5371021777 is about 1751.2667592275.

The spelling of 5371021777 in words is "five billion, three hundred seventy-one million, twenty-one thousand, seven hundred seventy-seven".