53351220542 has 16 divisors (see below), whose sum is σ = 80461016064. Its totient is φ = 26530935000.

The previous prime is 53351220473. The next prime is 53351220583. The reversal of 53351220542 is 24502215335.

It is a super-2 number, since 2×53351220542² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53351220499 and 53351220508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2790917 + ... + 2809967.

It is an arithmetic number, because the mean of its divisors is an integer number (5028813504).

Almost surely, 2^53351220542 is an apocalyptic number.

53351220542 is a deficient number, since it is larger than the sum of its proper divisors (27109795522).

53351220542 is a wasteful number, since it uses less digits than its factorization.

53351220542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26575.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 53351220542 its reverse (24502215335), we get a palindrome (77853435877).

The spelling of 53351220542 in words is "fifty-three billion, three hundred fifty-one million, two hundred twenty thousand, five hundred forty-two".