2661350336463 has 48 divisors (see below), whose sum is σ = 4392427253760. Its totient is φ = 1403441799552.

The previous prime is 2661350336429. The next prime is 2661350336467. The reversal of 2661350336463 is 3646330531662.

It is a happy number.

It is not a de Polignac number, because 2661350336463 - 2⁶ = 2661350336399 is a prime.

It is a super-2 number, since 2×2661350336463² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661350336467) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14577298 + ... + 14758736.

It is an arithmetic number, because the mean of its divisors is an integer number (91508901120).

Almost surely, 2^{2661350336463} is an apocalyptic number.

2661350336463 is a deficient number, since it is larger than the sum of its proper divisors (1731076917297).

2661350336463 is a wasteful number, since it uses less digits than its factorization.

2661350336463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185608 (or 185595 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 48.

The spelling of 2661350336463 in words is "two trillion, six hundred sixty-one billion, three hundred fifty million, three hundred thirty-six thousand, four hundred sixty-three".