2125400718 has 32 divisors (see below), whose sum is σ = 4862545920. Its totient is φ = 606696480.

The previous prime is 2125400687. The next prime is 2125400729. The reversal of 2125400718 is 8170045212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23763 + ... + 69393.

It is an arithmetic number, because the mean of its divisors is an integer number (151954560).

Almost surely, 2^2125400718 is an apocalyptic number.

2125400718 is an abundant number, since it is smaller than the sum of its proper divisors (2737145202).

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

2125400718 is a wasteful number, since it uses less digits than its factorization.

2125400718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46752.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 2125400718 is about 46102.0684785401. The cubic root of 2125400718 is about 1285.7216027062.

The spelling of 2125400718 in words is "two billion, one hundred twenty-five million, four hundred thousand, seven hundred eighteen".