545252511502 has 16 divisors (see below), whose sum is σ = 835463043072. Its totient is φ = 266767366680.

The previous prime is 545252511491. The next prime is 545252511509. The reversal of 545252511502 is 205115252545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545252511509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200178 + ... + 1063285.

It is an arithmetic number, because the mean of its divisors is an integer number (52216440192).

Almost surely, 2^545252511502 is an apocalyptic number.

545252511502 is a deficient number, since it is larger than the sum of its proper divisors (290210531570).

545252511502 is a wasteful number, since it uses less digits than its factorization.

545252511502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268103.

The product of its (nonzero) digits is 100000, while the sum is 37.

The spelling of 545252511502 in words is "five hundred forty-five billion, two hundred fifty-two million, five hundred eleven thousand, five hundred two".