740121212188 has 12 divisors (see below), whose sum is σ = 1296723460032. Its totient is φ = 369628795040.

The previous prime is 740121212179. The next prime is 740121212189. The reversal of 740121212188 is 881212121047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740121212189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107948908 + ... + 107955763.

It is an arithmetic number, because the mean of its divisors is an integer number (108060288336).

Almost surely, 2^740121212188 is an apocalyptic number.

It is an amenable number.

740121212188 is a deficient number, since it is larger than the sum of its proper divisors (556602247844).

740121212188 is a wasteful number, since it uses less digits than its factorization.

740121212188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215905532 (or 215905530 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 37.

The spelling of 740121212188 in words is "seven hundred forty billion, one hundred twenty-one million, two hundred twelve thousand, one hundred eighty-eight".