740143635340 has 24 divisors (see below), whose sum is σ = 1604440397952. Its totient is φ = 286507213440.

The previous prime is 740143635331. The next prime is 740143635353. The reversal of 740143635340 is 43536341047.

It is a junction number, because it is equal to n+sod(n) for n = 740143635293 and 740143635302.

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, 596889409 + ... + 596890648.

It is an arithmetic number, because the mean of its divisors is an integer number (66851683248).

Almost surely, 2^740143635340 is an apocalyptic number.

It is an amenable number.

740143635340 is an abundant number, since it is smaller than the sum of its proper divisors (864296762612).

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

740143635340 is a wasteful number, since it uses less digits than its factorization.

740143635340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193780097 (or 1193780095 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

Adding to 740143635340 its reverse (43536341047), we get a palindrome (783679976387).

The spelling of 740143635340 in words is "seven hundred forty billion, one hundred forty-three million, six hundred thirty-five thousand, three hundred forty".