61502312024135 has 4 divisors (see below), whose sum is σ = 73802774428968. Its totient is φ = 49201849619304.

The previous prime is 61502312024119. The next prime is 61502312024171. The reversal of 61502312024135 is 53142021320516.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61502312024135 - 2⁴ = 61502312024119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61502312024095 and 61502312024104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6150231202409 + ... + 6150231202418.

It is an arithmetic number, because the mean of its divisors is an integer number (18450693607242).

Almost surely, 2^{61502312024135} is an apocalyptic number.

61502312024135 is a deficient number, since it is larger than the sum of its proper divisors (12300462404833).

61502312024135 is a wasteful number, since it uses less digits than its factorization.

61502312024135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12300462404832.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 61502312024135 in words is "sixty-one trillion, five hundred two billion, three hundred twelve million, twenty-four thousand, one hundred thirty-five".