7454621673 has 8 divisors (see below), whose sum is σ = 11043884000. Its totient is φ = 4969747764.

The previous prime is 7454621663. The next prime is 7454621683. The reversal of 7454621673 is 3761264547.

It is an interprime number because it is at equal distance from previous prime (7454621663) and next prime (7454621683).

It is not a de Polignac number, because 7454621673 - 2²⁰ = 7453573097 is a prime.

It is a super-2 number, since 2×7454621673² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7454621623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138048523 + ... + 138048576.

It is an arithmetic number, because the mean of its divisors is an integer number (1380485500).

Almost surely, 2^7454621673 is an apocalyptic number.

It is an amenable number.

7454621673 is a deficient number, since it is larger than the sum of its proper divisors (3589262327).

7454621673 is a wasteful number, since it uses less digits than its factorization.

7454621673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276097108 (or 276097102 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 7454621673 is about 86340.1509901390. The cubic root of 7454621673 is about 1953.4780507936.

The spelling of 7454621673 in words is "seven billion, four hundred fifty-four million, six hundred twenty-one thousand, six hundred seventy-three".