83011267572 has 24 divisors (see below), whose sum is σ = 196868253792. Its totient is φ = 27216808800.

The previous prime is 83011267571. The next prime is 83011267607. The reversal of 83011267572 is 27576211038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83011267571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56700954 + ... + 56702417.

It is an arithmetic number, because the mean of its divisors is an integer number (8202843908).

Almost surely, 2^83011267572 is an apocalyptic number.

It is an amenable number.

83011267572 is an abundant number, since it is smaller than the sum of its proper divisors (113856986220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83011267572 is a wasteful number, since it uses less digits than its factorization.

83011267572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113403439 (or 113403437 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 83011267572 in words is "eighty-three billion, eleven million, two hundred sixty-seven thousand, five hundred seventy-two".