261041413790 has 8 divisors (see below), whose sum is σ = 469874544840. Its totient is φ = 104416565512.

The previous prime is 261041413771. The next prime is 261041413799. The reversal of 261041413790 is 97314140162.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261041413799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13052070680 + ... + 13052070699.

It is an arithmetic number, because the mean of its divisors is an integer number (58734318105).

Almost surely, 2^261041413790 is an apocalyptic number.

261041413790 is a deficient number, since it is larger than the sum of its proper divisors (208833131050).

261041413790 is a wasteful number, since it uses less digits than its factorization.

261041413790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26104141386.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 261041413790 in words is "two hundred sixty-one billion, forty-one million, four hundred thirteen thousand, seven hundred ninety".