7453213800879 has 32 divisors (see below), whose sum is σ = 12389922625536. Its totient is φ = 3871747933920.

The previous prime is 7453213800839. The next prime is 7453213800883. The reversal of 7453213800879 is 9780083123547.

It is not a de Polignac number, because 7453213800879 - 2¹¹ = 7453213798831 is a prime.

It is a super-2 number, since 2×7453213800879² (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 (7453213800839) 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, 22330744 + ... + 22662050.

It is an arithmetic number, because the mean of its divisors is an integer number (387185082048).

Almost surely, 2^{7453213800879} is an apocalyptic number.

7453213800879 is a deficient number, since it is larger than the sum of its proper divisors (4936708824657).

7453213800879 is a wasteful number, since it uses less digits than its factorization.

7453213800879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428715.

The product of its (nonzero) digits is 10160640, while the sum is 57.

The spelling of 7453213800879 in words is "seven trillion, four hundred fifty-three billion, two hundred thirteen million, eight hundred thousand, eight hundred seventy-nine".