740421127124702 has 8 divisors (see below), whose sum is σ = 1111927643654256. Its totient is φ = 369778579239952.

The previous prime is 740421127124699. The next prime is 740421127124761. The reversal of 740421127124702 is 207421721124047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×740421127124702² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215992159058 + ... + 215992162485.

It is an arithmetic number, because the mean of its divisors is an integer number (138990955456782).

Almost surely, 2^{740421127124702} is an apocalyptic number.

740421127124702 is a deficient number, since it is larger than the sum of its proper divisors (371506516529554).

740421127124702 is a wasteful number, since it uses less digits than its factorization.

740421127124702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431984322402.

The product of its (nonzero) digits is 351232, while the sum is 44.

Adding to 740421127124702 its reverse (207421721124047), we get a palindrome (947842848248749).

The spelling of 740421127124702 in words is "seven hundred forty trillion, four hundred twenty-one billion, one hundred twenty-seven million, one hundred twenty-four thousand, seven hundred two".