72277220740276 has 12 divisors (see below), whose sum is σ = 126485198972608. Its totient is φ = 36138592462392.

The previous prime is 72277220740267. The next prime is 72277220740301. The reversal of 72277220740276 is 67204702277227.

It is a congruent number.

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, 9347365 + ... + 15229171.

Almost surely, 2^{72277220740276} is an apocalyptic number.

It is an amenable number.

72277220740276 is a deficient number, since it is larger than the sum of its proper divisors (54207978232332).

72277220740276 is a wasteful number, since it uses less digits than its factorization.

72277220740276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8953878 (or 8953876 counting only the distinct ones).

The product of its (nonzero) digits is 12907776, while the sum is 55.

The spelling of 72277220740276 in words is "seventy-two trillion, two hundred seventy-seven billion, two hundred twenty million, seven hundred forty thousand, two hundred seventy-six".