72265631270 has 32 divisors (see below), whose sum is σ = 149109901056. Its totient is φ = 24701925600.

The previous prime is 72265631267. The next prime is 72265631297. The reversal of 72265631270 is 7213656227.

It is a congruent number.

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, 1536296 + ... + 1582635.

It is an arithmetic number, because the mean of its divisors is an integer number (4659684408).

Almost surely, 2^72265631270 is an apocalyptic number.

72265631270 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

72265631270 is an abundant number, since it is smaller than the sum of its proper divisors (76844269786).

72265631270 is a wasteful number, since it uses less digits than its factorization.

72265631270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119276.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 72265631270 in words is "seventy-two billion, two hundred sixty-five million, six hundred thirty-one thousand, two hundred seventy".