6125620465 has 4 divisors (see below), whose sum is σ = 7350744564. Its totient is φ = 4900496368.

The previous prime is 6125620451. The next prime is 6125620471. The reversal of 6125620465 is 5640265216.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4818581056 + 1307039409 = 69416^2 + 36153^2 .

It is a cyclic number.

It is not a de Polignac number, because 6125620465 - 2¹⁵ = 6125587697 is a prime.

It is a Duffinian 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, 612562042 + ... + 612562051.

It is an arithmetic number, because the mean of its divisors is an integer number (1837686141).

Almost surely, 2^6125620465 is an apocalyptic number.

It is an amenable number.

6125620465 is a deficient number, since it is larger than the sum of its proper divisors (1225124099).

6125620465 is a wasteful number, since it uses less digits than its factorization.

6125620465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225124098.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 6125620465 is about 78266.3431175879. The cubic root of 6125620465 is about 1829.7146344524.

The spelling of 6125620465 in words is "six billion, one hundred twenty-five million, six hundred twenty thousand, four hundred sixty-five".