140242541200 has 30 divisors (see below), whose sum is σ = 336932706194. Its totient is φ = 56097016320.

The previous prime is 140242541183. The next prime is 140242541209. The reversal of 140242541200 is 2145242041.

It can be written as a sum of positive squares in 3 ways, for example, as 20396409856 + 119846131344 = 142816^2 + 346188^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (140242541209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 175302777 + ... + 175303576.

Almost surely, 2^140242541200 is an apocalyptic number.

140242541200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140242541200 is an abundant number, since it is smaller than the sum of its proper divisors (196690164994).

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

140242541200 is a wasteful number, since it uses less digits than its factorization.

140242541200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350606371 (or 350606360 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 140242541200 its reverse (2145242041), we get a palindrome (142387783241).

The spelling of 140242541200 in words is "one hundred forty billion, two hundred forty-two million, five hundred forty-one thousand, two hundred".