67377451011144 has 16 divisors (see below), whose sum is σ = 168443627527920. Its totient is φ = 22459150337040.

The previous prime is 67377451011109. The next prime is 67377451011161. The reversal of 67377451011144 is 44111015477376.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403696896042 + ... + 1403696896089.

It is an arithmetic number, because the mean of its divisors is an integer number (10527726720495).

Almost surely, 2^{67377451011144} is an apocalyptic number.

It is an amenable number.

67377451011144 is an abundant number, since it is smaller than the sum of its proper divisors (101066176516776).

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

67377451011144 is a wasteful number, since it uses less digits than its factorization.

67377451011144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2807393792140 (or 2807393792136 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 67377451011144 in words is "sixty-seven trillion, three hundred seventy-seven billion, four hundred fifty-one million, eleven thousand, one hundred forty-four".