11155142350 has 48 divisors (see below), whose sum is σ = 22647050496. Its totient is φ = 4054220000.

The previous prime is 11155142329. The next prime is 11155142371. The reversal of 11155142350 is 5324155111.

It is an interprime number because it is at equal distance from previous prime (11155142329) and next prime (11155142371).

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, 1288737 + ... + 1297363.

It is an arithmetic number, because the mean of its divisors is an integer number (471813552).

Almost surely, 2^11155142350 is an apocalyptic number.

11155142350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11155142350 is an abundant number, since it is smaller than the sum of its proper divisors (11491908146).

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

11155142350 is a wasteful number, since it uses less digits than its factorization.

11155142350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11001 (or 10996 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 11155142350 its reverse (5324155111), we get a palindrome (16479297461).

The spelling of 11155142350 in words is "eleven billion, one hundred fifty-five million, one hundred forty-two thousand, three hundred fifty".