7267542912 has 384 divisors, whose sum is σ = 25662873600. Its totient is φ = 2003097600.

The previous prime is 7267542811. The next prime is 7267542917. The reversal of 7267542912 is 2192457627.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×7267542912² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7267542917) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6313537 + ... + 6314687.

It is an arithmetic number, because the mean of its divisors is an integer number (66830400).

Almost surely, 2^7267542912 is an apocalyptic number.

7267542912 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7267542912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12831436800).

7267542912 is an abundant number, since it is smaller than the sum of its proper divisors (18395330688).

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

7267542912 is a wasteful number, since it uses less digits than its factorization.

7267542912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216 (or 1192 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 7267542912 is about 85249.8851142921. The cubic root of 7267542912 is about 1936.9981306686.

The spelling of 7267542912 in words is "seven billion, two hundred sixty-seven million, five hundred forty-two thousand, nine hundred twelve".