72665120703274 has 32 divisors (see below), whose sum is σ = 121584402300672. Its totient is φ = 32287467528000.

The previous prime is 72665120703221. The next prime is 72665120703341. The reversal of 72665120703274 is 47230702156627.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41949957 + ... + 43647784.

It is an arithmetic number, because the mean of its divisors is an integer number (3799512571896).

Almost surely, 2^{72665120703274} is an apocalyptic number.

72665120703274 is a deficient number, since it is larger than the sum of its proper divisors (48919281597398).

72665120703274 is a wasteful number, since it uses less digits than its factorization.

72665120703274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85598622.

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 72665120703274 in words is "seventy-two trillion, six hundred sixty-five billion, one hundred twenty million, seven hundred three thousand, two hundred seventy-four".