11073156440 has 32 divisors (see below), whose sum is σ = 25384693680. Its totient is φ = 4345690752.

The previous prime is 11073156427. The next prime is 11073156469. The reversal of 11073156440 is 4465137011.

It is a super-2 number, since 2×11073156440² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11073156397 and 11073156406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2609474 + ... + 2613713.

Almost surely, 2^11073156440 is an apocalyptic number.

11073156440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11073156440 is an abundant number, since it is smaller than the sum of its proper divisors (14311537240).

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

11073156440 is a wasteful number, since it uses less digits than its factorization.

11073156440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5223251 (or 5223247 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 11073156440 in words is "eleven billion, seventy-three million, one hundred fifty-six thousand, four hundred forty".