71262681083 has 4 divisors (see below), whose sum is σ = 77741106648. Its totient is φ = 64784255520.

The previous prime is 71262681073. The next prime is 71262681109. The reversal of 71262681083 is 38018626217.

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

It is a cyclic number.

It is not a de Polignac number, because 71262681083 - 2⁴ = 71262681067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71262681073) 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, 3239212766 + ... + 3239212787.

It is an arithmetic number, because the mean of its divisors is an integer number (19435276662).

Almost surely, 2^71262681083 is an apocalyptic number.

71262681083 is a deficient number, since it is larger than the sum of its proper divisors (6478425565).

71262681083 is a wasteful number, since it uses less digits than its factorization.

71262681083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6478425564.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 71262681083 in words is "seventy-one billion, two hundred sixty-two million, six hundred eighty-one thousand, eighty-three".