2545347715 has 8 divisors (see below), whose sum is σ = 3054737808. Its totient is φ = 2036064480.

The previous prime is 2545347677. The next prime is 2545347767. The reversal of 2545347715 is 5177435452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2545347715 - 2⁷ = 2545347587 is a prime.

It is a Duffinian 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, 41560 + ... + 82570.

It is an arithmetic number, because the mean of its divisors is an integer number (381842226).

Almost surely, 2^2545347715 is an apocalyptic number.

2545347715 is a deficient number, since it is larger than the sum of its proper divisors (509390093).

2545347715 is a wasteful number, since it uses less digits than its factorization.

2545347715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53429.

The product of its digits is 588000, while the sum is 43.

The square root of 2545347715 is about 50451.4391766974. The cubic root of 2545347715 is about 1365.3658605946.

The spelling of 2545347715 in words is "two billion, five hundred forty-five million, three hundred forty-seven thousand, seven hundred fifteen".