11735720142 has 16 divisors (see below), whose sum is σ = 23476158720. Its totient is φ = 3911120312.

The previous prime is 11735720141. The next prime is 11735720147. The reversal of 11735720142 is 24102753711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11735720141) 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, 163848 + ... + 224315.

It is an arithmetic number, because the mean of its divisors is an integer number (1467259920).

Almost surely, 2^11735720142 is an apocalyptic number.

11735720142 is an abundant number, since it is smaller than the sum of its proper divisors (11740438578).

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

11735720142 is a wasteful number, since it uses less digits than its factorization.

11735720142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393207.

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 11735720142 in words is "eleven billion, seven hundred thirty-five million, seven hundred twenty thousand, one hundred forty-two".