11072147556 has 24 divisors (see below), whose sum is σ = 25837449120. Its totient is φ = 3690367552.

The previous prime is 11072147551. The next prime is 11072147573. The reversal of 11072147556 is 65574127011.

It is not an unprimeable number, because it can be changed into a prime (11072147551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110800 + ... + 185528.

It is an arithmetic number, because the mean of its divisors is an integer number (1076560380).

Almost surely, 2^11072147556 is an apocalyptic number.

It is an amenable number.

11072147556 is an abundant number, since it is smaller than the sum of its proper divisors (14765301564).

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

11072147556 is a wasteful number, since it uses less digits than its factorization.

11072147556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87083 (or 87081 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 39.

The spelling of 11072147556 in words is "eleven billion, seventy-two million, one hundred forty-seven thousand, five hundred fifty-six".