72210120624533 has 4 divisors (see below), whose sum is σ = 72484683821088. Its totient is φ = 71935557427980.

The previous prime is 72210120624527. The next prime is 72210120624539. The reversal of 72210120624533 is 33542602101227.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (72210120624527) and next prime (72210120624539).

It is a cyclic number.

It is not a de Polignac number, because 72210120624533 - 2¹⁴ = 72210120608149 is a prime.

It is a super-2 number, since 2×72210120624533² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72210120624539) 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 3 ways as a sum of consecutive naturals, for example, 137281597883 + ... + 137281598408.

It is an arithmetic number, because the mean of its divisors is an integer number (18121170955272).

Almost surely, 2^{72210120624533} is an apocalyptic number.

It is an amenable number.

72210120624533 is a deficient number, since it is larger than the sum of its proper divisors (274563196555).

72210120624533 is a wasteful number, since it uses less digits than its factorization.

72210120624533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274563196554.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 72210120624533 in words is "seventy-two trillion, two hundred ten billion, one hundred twenty million, six hundred twenty-four thousand, five hundred thirty-three".