740139460664 has 64 divisors (see below), whose sum is σ = 1464003072000. Its totient is φ = 349824977280.

The previous prime is 740139460583. The next prime is 740139460667. The reversal of 740139460664 is 466064931047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740139460667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161213009 + ... + 161217599.

It is an arithmetic number, because the mean of its divisors is an integer number (22875048000).

Almost surely, 2^740139460664 is an apocalyptic number.

It is an amenable number.

740139460664 is a deficient number, since it is larger than the sum of its proper divisors (723863611336).

740139460664 is a wasteful number, since it uses less digits than its factorization.

740139460664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708 (or 6704 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 740139460664 in words is "seven hundred forty billion, one hundred thirty-nine million, four hundred sixty thousand, six hundred sixty-four".