7267012772220 has 72 divisors (see below), whose sum is σ = 22101433950960. Its totient is φ = 1932756940800.

The previous prime is 7267012772203. The next prime is 7267012772233. The reversal of 7267012772220 is 222772107627.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53193381 + ... + 53329820.

It is an arithmetic number, because the mean of its divisors is an integer number (306964360430).

Almost surely, 2^{7267012772220} is an apocalyptic number.

It is an amenable number.

7267012772220 is an abundant number, since it is smaller than the sum of its proper divisors (14834421178740).

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

7267012772220 is a wasteful number, since it uses less digits than its factorization.

7267012772220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106523595 (or 106523590 counting only the distinct ones).

The product of its (nonzero) digits is 460992, while the sum is 45.

Adding to 7267012772220 its reverse (222772107627), we get a palindrome (7489784879847).

The spelling of 7267012772220 in words is "seven trillion, two hundred sixty-seven billion, twelve million, seven hundred seventy-two thousand, two hundred twenty".