610438949486 has 4 divisors (see below), whose sum is σ = 915658424232. Its totient is φ = 305219474742.

The previous prime is 610438949377. The next prime is 610438949581. The reversal of 610438949486 is 684949834016.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×610438949486² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152609737370 + ... + 152609737373.

It is an arithmetic number, because the mean of its divisors is an integer number (228914606058).

Almost surely, 2^610438949486 is an apocalyptic number.

610438949486 is a deficient number, since it is larger than the sum of its proper divisors (305219474746).

610438949486 is a wasteful number, since it uses less digits than its factorization.

610438949486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305219474745.

The product of its (nonzero) digits is 35831808, while the sum is 62.

The spelling of 610438949486 in words is "six hundred ten billion, four hundred thirty-eight million, nine hundred forty-nine thousand, four hundred eighty-six".