740504471538 has 64 divisors (see below), whose sum is σ = 1598651252352. Its totient is φ = 227316741120.

The previous prime is 740504471513. The next prime is 740504471569. The reversal of 740504471538 is 835174405047.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 153724906 + ... + 153729722.

It is an arithmetic number, because the mean of its divisors is an integer number (24978925818).

Almost surely, 2^740504471538 is an apocalyptic number.

740504471538 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

740504471538 is an abundant number, since it is smaller than the sum of its proper divisors (858146780814).

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

740504471538 is a wasteful number, since it uses less digits than its factorization.

740504471538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9019.

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 740504471538 in words is "seven hundred forty billion, five hundred four million, four hundred seventy-one thousand, five hundred thirty-eight".