11020653040 has 20 divisors (see below), whose sum is σ = 25623018504. Its totient is φ = 4408261184.

The previous prime is 11020653037. The next prime is 11020653073. The reversal of 11020653040 is 4035602011.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×11020653040² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68879002 + ... + 68879161.

Almost surely, 2^11020653040 is an apocalyptic number.

11020653040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020653040 is an abundant number, since it is smaller than the sum of its proper divisors (14602365464).

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

11020653040 is a wasteful number, since it uses less digits than its factorization.

11020653040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137758176 (or 137758170 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 11020653040 in words is "eleven billion, twenty million, six hundred fifty-three thousand, forty".