701297379225 has 27 divisors (see below), whose sum is σ = 1256124027613. Its totient is φ = 374018569440.

The previous prime is 701297379199. The next prime is 701297379229. The reversal of 701297379225 is 522973792107.

It is a happy number.

The square root of 701297379225 is 837435.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 31008040281 + 670289338944 = 176091^2 + 818712^2 .

It is not a de Polignac number, because 701297379225 - 2⁹ = 701297378713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (701297379229) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 12533611 + ... + 12589439.

Almost surely, 2^701297379225 is an apocalyptic number.

701297379225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

701297379225 is the 837435-th square number.

701297379225 is the 418718-th centered octagonal number.

It is an amenable number.

701297379225 is a deficient number, since it is larger than the sum of its proper divisors (554826648388).

701297379225 is an frugal number, since it uses more digits than its factorization.

701297379225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111674 (or 55837 counting only the distinct ones).

The product of its (nonzero) digits is 3333960, while the sum is 54.

The spelling of 701297379225 in words is "seven hundred one billion, two hundred ninety-seven million, three hundred seventy-nine thousand, two hundred twenty-five".