2167525125040 has 40 divisors (see below), whose sum is σ = 5497631910288. Its totient is φ = 788190954240.

The previous prime is 2167525125011. The next prime is 2167525125053. The reversal of 2167525125040 is 405215257612.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 2167525124984 and 2167525125002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1231547487 + ... + 1231549246.

Almost surely, 2^{2167525125040} is an apocalyptic number.

2167525125040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2167525125040 is an abundant number, since it is smaller than the sum of its proper divisors (3330106785248).

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

2167525125040 is a wasteful number, since it uses less digits than its factorization.

2167525125040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463096757 (or 2463096751 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 2167525125040 in words is "two trillion, one hundred sixty-seven billion, five hundred twenty-five million, one hundred twenty-five thousand, forty".