73670773678 has 16 divisors (see below), whose sum is σ = 111769824240. Its totient is φ = 36414328896.

The previous prime is 73670773663. The next prime is 73670773723. The reversal of 73670773678 is 87637707637.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929725 + ... + 1005847.

It is an arithmetic number, because the mean of its divisors is an integer number (6985614015).

Almost surely, 2^73670773678 is an apocalyptic number.

73670773678 is a deficient number, since it is larger than the sum of its proper divisors (38099050562).

73670773678 is a wasteful number, since it uses less digits than its factorization.

73670773678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81651.

The product of its (nonzero) digits is 43563744, while the sum is 61.

The spelling of 73670773678 in words is "seventy-three billion, six hundred seventy million, seven hundred seventy-three thousand, six hundred seventy-eight".