70061061697925 has 6 divisors (see below), whose sum is σ = 86875716505458. Its totient is φ = 56048849358320.

The previous prime is 70061061697807. The next prime is 70061061697937. The reversal of 70061061697925 is 52979616016007.

It can be written as a sum of positive squares in 3 ways, for example, as 3131940733441 + 66929120964484 = 1769729^2 + 8181022^2 .

It is not a de Polignac number, because 70061061697925 - 2²² = 70061057503621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1401221233934 + ... + 1401221233983.

It is an arithmetic number, because the mean of its divisors is an integer number (14479286084243).

Almost surely, 2^{70061061697925} is an apocalyptic number.

It is an amenable number.

70061061697925 is a deficient number, since it is larger than the sum of its proper divisors (16814654807533).

70061061697925 is a wasteful number, since it uses less digits than its factorization.

70061061697925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802442467927 (or 2802442467922 counting only the distinct ones).

The product of its (nonzero) digits is 8573040, while the sum is 59.

The spelling of 70061061697925 in words is "seventy trillion, sixty-one billion, sixty-one million, six hundred ninety-seven thousand, nine hundred twenty-five".