72425241155533 has 8 divisors (see below), whose sum is σ = 82911285471168. Its totient is φ = 61974092163264.

The previous prime is 72425241155503. The next prime is 72425241155537. The reversal of 72425241155533 is 33555114252427.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72425241155533 is a prime.

It is a super-2 number, since 2×72425241155533² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72425241155537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8723826391 + ... + 8723834692.

It is an arithmetic number, because the mean of its divisors is an integer number (10363910683896).

Almost surely, 2^{72425241155533} is an apocalyptic number.

It is an amenable number.

72425241155533 is a deficient number, since it is larger than the sum of its proper divisors (10486044315635).

72425241155533 is a wasteful number, since it uses less digits than its factorization.

72425241155533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17447661683.

The product of its digits is 5040000, while the sum is 49.

The spelling of 72425241155533 in words is "seventy-two trillion, four hundred twenty-five billion, two hundred forty-one million, one hundred fifty-five thousand, five hundred thirty-three".