61700760225515 has 16 divisors (see below), whose sum is σ = 74956137739200. Its totient is φ = 48754078940160.

The previous prime is 61700760225409. The next prime is 61700760225527. The reversal of 61700760225515 is 51552206700716.

It is not a de Polignac number, because 61700760225515 - 2²⁰ = 61700759176939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61700760225515.

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, 226180526 + ... + 226453155.

It is an arithmetic number, because the mean of its divisors is an integer number (4684758608700).

Almost surely, 2^{61700760225515} is an apocalyptic number.

61700760225515 is a deficient number, since it is larger than the sum of its proper divisors (13255377513685).

61700760225515 is a wasteful number, since it uses less digits than its factorization.

61700760225515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452634022.

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 61700760225515 in words is "sixty-one trillion, seven hundred billion, seven hundred sixty million, two hundred twenty-five thousand, five hundred fifteen".