5311021464 has 96 divisors (see below), whose sum is σ = 16456571040. Its totient is φ = 1515801600.

The previous prime is 5311021447. The next prime is 5311021567. The reversal of 5311021464 is 4641201135.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 509424 + ... + 519744.

It is an arithmetic number, because the mean of its divisors is an integer number (171422615).

Almost surely, 2^5311021464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5311021464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8228285520).

5311021464 is an abundant number, since it is smaller than the sum of its proper divisors (11145549576).

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

5311021464 is a wasteful number, since it uses less digits than its factorization.

5311021464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11361 (or 11354 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 5311021464 is about 72876.7553064762. The cubic root of 5311021464 is about 1744.7211223642.

Adding to 5311021464 its reverse (4641201135), we get a palindrome (9952222599).

The spelling of 5311021464 in words is "five billion, three hundred eleven million, twenty-one thousand, four hundred sixty-four".