140878142120 has 32 divisors (see below), whose sum is σ = 318478093920. Its totient is φ = 56084185920.

The previous prime is 140878142117. The next prime is 140878142149. The reversal of 140878142120 is 21241878041.

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, 8337422 + ... + 8354301.

It is an arithmetic number, because the mean of its divisors is an integer number (9952440435).

Almost surely, 2^140878142120 is an apocalyptic number.

140878142120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140878142120 is an abundant number, since it is smaller than the sum of its proper divisors (177599951800).

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

140878142120 is a wasteful number, since it uses less digits than its factorization.

140878142120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16691945 (or 16691941 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 38.

The spelling of 140878142120 in words is "one hundred forty billion, eight hundred seventy-eight million, one hundred forty-two thousand, one hundred twenty".