61534022043516 has 48 divisors (see below), whose sum is σ = 157068357223680. Its totient is φ = 18594732737920.

The previous prime is 61534022043493. The next prime is 61534022043601.

61534022043516 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 649210041 + ... + 649304816.

It is an arithmetic number, because the mean of its divisors is an integer number (3272257442160).

Almost surely, 2^{61534022043516} is an apocalyptic number.

61534022043516 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

61534022043516 is an abundant number, since it is smaller than the sum of its proper divisors (95534335180164).

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

61534022043516 is a wasteful number, since it uses less digits than its factorization.

61534022043516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298515234 (or 1298515232 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

It can be divided in two parts, 6153402 and 2043516, that added together give a palindrome (8196918).

The spelling of 61534022043516 in words is "sixty-one trillion, five hundred thirty-four billion, twenty-two million, forty-three thousand, five hundred sixteen".