740505104644 has 48 divisors (see below), whose sum is σ = 1377618278400. Its totient is φ = 347287874976.

The previous prime is 740505104641. The next prime is 740505104657. The reversal of 740505104644 is 446401505047.

It is a junction number, because it is equal to n+sod(n) for n = 740505104597 and 740505104606.

It is not an unprimeable number, because it can be changed into a prime (740505104641) 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, 65647797 + ... + 65659075.

It is an arithmetic number, because the mean of its divisors is an integer number (28700380800).

Almost surely, 2^740505104644 is an apocalyptic number.

It is an amenable number.

740505104644 is a deficient number, since it is larger than the sum of its proper divisors (637113173756).

740505104644 is a wasteful number, since it uses less digits than its factorization.

740505104644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19792 (or 19790 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 740505104644 in words is "seven hundred forty billion, five hundred five million, one hundred four thousand, six hundred forty-four".