5211553252 has 12 divisors (see below), whose sum is σ = 9656701740. Its totient is φ = 2452495616.

The previous prime is 5211553247. The next prime is 5211553343. The reversal of 5211553252 is 2523551125.

It can be written as a sum of positive squares in 2 ways, for example, as 3840776676 + 1370776576 = 61974^2 + 37024^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38320177 + ... + 38320312.

It is an arithmetic number, because the mean of its divisors is an integer number (804725145).

Almost surely, 2^5211553252 is an apocalyptic number.

It is an amenable number.

5211553252 is a deficient number, since it is larger than the sum of its proper divisors (4445148488).

5211553252 is a wasteful number, since it uses less digits than its factorization.

5211553252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76640510 (or 76640508 counting only the distinct ones).

The product of its digits is 15000, while the sum is 31.

The square root of 5211553252 is about 72191.0884528000. The cubic root of 5211553252 is about 1733.7603229953.

The spelling of 5211553252 in words is "five billion, two hundred eleven million, five hundred fifty-three thousand, two hundred fifty-two".