67025665503 has 24 divisors (see below), whose sum is σ = 97072969968. Its totient is φ = 44564750592.

The previous prime is 67025665481. The next prime is 67025665559. The reversal of 67025665503 is 30556652076.

67025665503 is a `hidden beast` number, since 6 + 70 + 25 + 6 + 6 + 550 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-67025665503 is a prime.

It is a super-2 number, since 2×67025665503² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67025666503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12425575 + ... + 12430967.

It is an arithmetic number, because the mean of its divisors is an integer number (4044707082).

Almost surely, 2^67025665503 is an apocalyptic number.

67025665503 is a deficient number, since it is larger than the sum of its proper divisors (30047304465).

67025665503 is a wasteful number, since it uses less digits than its factorization.

67025665503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8823 (or 8820 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 45.

The spelling of 67025665503 in words is "sixty-seven billion, twenty-five million, six hundred sixty-five thousand, five hundred three".