742475574247 has 32 divisors (see below), whose sum is σ = 827614967616. Its totient is φ = 660352742400.

The previous prime is 742475574241. The next prime is 742475574283.

742475574247 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742475574247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 742475574191 and 742475574200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742475574241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 537635497 + ... + 537636877.

It is an arithmetic number, because the mean of its divisors is an integer number (25862967738).

Almost surely, 2^742475574247 is an apocalyptic number.

742475574247 is a deficient number, since it is larger than the sum of its proper divisors (85139393369).

742475574247 is a wasteful number, since it uses less digits than its factorization.

742475574247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3411.

The product of its digits is 61465600, while the sum is 58.

The spelling of 742475574247 in words is "seven hundred forty-two billion, four hundred seventy-five million, five hundred seventy-four thousand, two hundred forty-seven".