67126088772 has 48 divisors (see below), whose sum is σ = 174069414400. Its totient is φ = 22370372640.

The previous prime is 67126088767. The next prime is 67126088801. The reversal of 67126088772 is 27788062176.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434022 + ... + 568002.

Almost surely, 2^67126088772 is an apocalyptic number.

It is an amenable number.

67126088772 is an abundant number, since it is smaller than the sum of its proper divisors (106943325628).

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

67126088772 is a wasteful number, since it uses less digits than its factorization.

67126088772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138633 (or 138625 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 54.

The spelling of 67126088772 in words is "sixty-seven billion, one hundred twenty-six million, eighty-eight thousand, seven hundred seventy-two".