7273463727381 has 16 divisors (see below), whose sum is σ = 10268483612544. Its totient is φ = 4563713398784.

The previous prime is 7273463727373. The next prime is 7273463727389. The reversal of 7273463727381 is 1837273643727.

It is an interprime number because it is at equal distance from previous prime (7273463727373) and next prime (7273463727389).

It is a cyclic number.

It is not a de Polignac number, because 7273463727381 - 2³ = 7273463727373 is a prime.

It is a super-2 number, since 2×7273463727381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7273463727389) 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, 10300600 + ... + 10984046.

It is an arithmetic number, because the mean of its divisors is an integer number (641780225784).

Almost surely, 2^{7273463727381} is an apocalyptic number.

It is an amenable number.

7273463727381 is a deficient number, since it is larger than the sum of its proper divisors (2995019885163).

7273463727381 is a wasteful number, since it uses less digits than its factorization.

7273463727381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892140.

The product of its digits is 49787136, while the sum is 60.

The spelling of 7273463727381 in words is "seven trillion, two hundred seventy-three billion, four hundred sixty-three million, seven hundred twenty-seven thousand, three hundred eighty-one".