13425017976 has 64 divisors (see below), whose sum is σ = 38494694400. Its totient is φ = 4330648800.

The previous prime is 13425017971. The next prime is 13425018037. The reversal of 13425017976 is 67971052431.

13425017976 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 501 + 79 + 76 = 666.

It is a super-2 number, since 2×13425017976² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13425017971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 995770 + ... + 1009161.

It is an arithmetic number, because the mean of its divisors is an integer number (601479600).

Almost surely, 2^13425017976 is an apocalyptic number.

It is an amenable number.

13425017976 is an abundant number, since it is smaller than the sum of its proper divisors (25069676424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13425017976 is a wasteful number, since it uses less digits than its factorization.

13425017976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004977 (or 2004967 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 13425017976 in words is "thirteen billion, four hundred twenty-five million, seventeen thousand, nine hundred seventy-six".