742555731474 has 48 divisors (see below), whose sum is σ = 1616035518240. Its totient is φ = 246416929920.

The previous prime is 742555731473. The next prime is 742555731493. The reversal of 742555731474 is 474137555247.

742555731474 is a `hidden beast` number, since 7 + 4 + 2 + 5 + 557 + 3 + 14 + 74 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 742555731474.

It is not an unprimeable number, because it can be changed into a prime (742555731473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15362757 + ... + 15411015.

It is an arithmetic number, because the mean of its divisors is an integer number (33667406630).

Almost surely, 2^742555731474 is an apocalyptic number.

742555731474 is an abundant number, since it is smaller than the sum of its proper divisors (873479786766).

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

742555731474 is a wasteful number, since it uses less digits than its factorization.

742555731474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52055 (or 52052 counting only the distinct ones).

The product of its digits is 16464000, while the sum is 54.

The spelling of 742555731474 in words is "seven hundred forty-two billion, five hundred fifty-five million, seven hundred thirty-one thousand, four hundred seventy-four".