7051544421340 has 48 divisors (see below), whose sum is σ = 14888703674880. Its totient is φ = 2805297797120.

The previous prime is 7051544421319. The next prime is 7051544421353. The reversal of 7051544421340 is 431244451507.

It is a super-2 number, since 2×7051544421340² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7051544421293 and 7051544421302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19505346 + ... + 19863574.

It is an arithmetic number, because the mean of its divisors is an integer number (310181326560).

Almost surely, 2^{7051544421340} is an apocalyptic number.

It is an amenable number.

7051544421340 is an abundant number, since it is smaller than the sum of its proper divisors (7837159253540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7051544421340 is a wasteful number, since it uses less digits than its factorization.

7051544421340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363582 (or 363580 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

Adding to 7051544421340 its reverse (431244451507), we get a palindrome (7482788872847).

The spelling of 7051544421340 in words is "seven trillion, fifty-one billion, five hundred forty-four million, four hundred twenty-one thousand, three hundred forty".