2611745578375 has 16 divisors (see below), whose sum is σ = 3259792912896. Its totient is φ = 2089182084000.

The previous prime is 2611745578369. The next prime is 2611745578391. The reversal of 2611745578375 is 5738755471162.

It is not a de Polignac number, because 2611745578375 - 2¹³ = 2611745570183 is a prime.

It is a super-2 number, since 2×2611745578375² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

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, 156877 + ... + 2290873.

It is an arithmetic number, because the mean of its divisors is an integer number (203737057056).

Almost surely, 2^{2611745578375} is an apocalyptic number.

2611745578375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2611745578375 is a deficient number, since it is larger than the sum of its proper divisors (648047334521).

2611745578375 is an equidigital number, since it uses as much as digits as its factorization.

2611745578375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143803 (or 2143793 counting only the distinct ones).

The product of its digits is 49392000, while the sum is 61.

The spelling of 2611745578375 in words is "two trillion, six hundred eleven billion, seven hundred forty-five million, five hundred seventy-eight thousand, three hundred seventy-five".