140429020740 has 48 divisors (see below), whose sum is σ = 402345480768. Its totient is φ = 36576860544.

The previous prime is 140429020717. The next prime is 140429020759. The reversal of 140429020740 is 47020924041.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27212347 + ... + 27217506.

It is an arithmetic number, because the mean of its divisors is an integer number (8382197516).

Almost surely, 2^140429020740 is an apocalyptic number.

140429020740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140429020740 is an abundant number, since it is smaller than the sum of its proper divisors (261916460028).

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

140429020740 is a wasteful number, since it uses less digits than its factorization.

140429020740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54429908 (or 54429906 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

Adding to 140429020740 its reverse (47020924041), we get a palindrome (187449944781).

The spelling of 140429020740 in words is "one hundred forty billion, four hundred twenty-nine million, twenty thousand, seven hundred forty".