2361858777340 has 24 divisors (see below), whose sum is σ = 4974115204800. Its totient is φ = 942036506688.

The previous prime is 2361858777337. The next prime is 2361858777347. The reversal of 2361858777340 is 437778581632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361858777347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169180612 + ... + 169194571.

It is an arithmetic number, because the mean of its divisors is an integer number (207254800200).

Almost surely, 2^{2361858777340} is an apocalyptic number.

2361858777340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2361858777340 is an abundant number, since it is smaller than the sum of its proper divisors (2612256427460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2361858777340 is a wasteful number, since it uses less digits than its factorization.

2361858777340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338375541 (or 338375539 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 61.

The spelling of 2361858777340 in words is "two trillion, three hundred sixty-one billion, eight hundred fifty-eight million, seven hundred seventy-seven thousand, three hundred forty".