7426725019 has 4 divisors (see below), whose sum is σ = 8487685744. Its totient is φ = 6365764296.

The previous prime is 7426724951. The next prime is 7426725029. The reversal of 7426725019 is 9105276247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9105276247 = 29 ⋅313975043.

It is a cyclic number.

It is not a de Polignac number, because 7426725019 - 2²³ = 7418336411 is a prime.

It is a super-2 number, since 2×7426725019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7426725029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 530480352 + ... + 530480365.

It is an arithmetic number, because the mean of its divisors is an integer number (2121921436).

Almost surely, 2^7426725019 is an apocalyptic number.

7426725019 is a deficient number, since it is larger than the sum of its proper divisors (1060960725).

7426725019 is a wasteful number, since it uses less digits than its factorization.

7426725019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060960724.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 7426725019 is about 86178.4486922340. The cubic root of 7426725019 is about 1951.0382390471.

The spelling of 7426725019 in words is "seven billion, four hundred twenty-six million, seven hundred twenty-five thousand, nineteen".