533511212078 has 32 divisors (see below), whose sum is σ = 875014963200. Its totient is φ = 242483900256.

The previous prime is 533511212077. The next prime is 533511212081. The reversal of 533511212078 is 870212115335.

It is a happy number.

It is a super-4 number, since 4×533511212078⁴ (a number of 48 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533511212077) 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 15 ways as a sum of consecutive naturals, for example, 447593 + ... + 1125771.

It is an arithmetic number, because the mean of its divisors is an integer number (27344217600).

Almost surely, 2^533511212078 is an apocalyptic number.

533511212078 is a deficient number, since it is larger than the sum of its proper divisors (341503751122).

533511212078 is a wasteful number, since it uses less digits than its factorization.

533511212078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678656.

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 533511212078 in words is "five hundred thirty-three billion, five hundred eleven million, two hundred twelve thousand, seventy-eight".