71670538454101 has 4 divisors (see below), whose sum is σ = 71670639415552. Its totient is φ = 71670437492652.

The previous prime is 71670538453957. The next prime is 71670538454107. The reversal of 71670538454101 is 10145483507617.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 71670538454101 - 2²⁷ = 71670404236373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71670538454107) 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, 49408311 + ... + 50838196.

It is an arithmetic number, because the mean of its divisors is an integer number (17917659853888).

Almost surely, 2^{71670538454101} is an apocalyptic number.

It is an amenable number.

71670538454101 is a deficient number, since it is larger than the sum of its proper divisors (100961451).

71670538454101 is a wasteful number, since it uses less digits than its factorization.

71670538454101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100961450.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 71670538454101 in words is "seventy-one trillion, six hundred seventy billion, five hundred thirty-eight million, four hundred fifty-four thousand, one hundred one".