70577557601 has 4 divisors (see below), whose sum is σ = 71734566804. Its totient is φ = 69420548400.

The previous prime is 70577557591. The next prime is 70577557621. The reversal of 70577557601 is 10675577507.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6500229376 + 64077328225 = 80624^2 + 253135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70577557601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70577557601.

It is not an unprimeable number, because it can be changed into a prime (70577557621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578504510 + ... + 578504631.

It is an arithmetic number, because the mean of its divisors is an integer number (17933641701).

Almost surely, 2^70577557601 is an apocalyptic number.

It is an amenable number.

70577557601 is a deficient number, since it is larger than the sum of its proper divisors (1157009203).

70577557601 is a wasteful number, since it uses less digits than its factorization.

70577557601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157009202.

The product of its (nonzero) digits is 1800750, while the sum is 50.

The spelling of 70577557601 in words is "seventy billion, five hundred seventy-seven million, five hundred fifty-seven thousand, six hundred one".