613262378946 has 48 divisors (see below), whose sum is σ = 1453693993344. Its totient is φ = 171911821536.

The previous prime is 613262378921. The next prime is 613262378983. The reversal of 613262378946 is 649873262316.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19662970 + ... + 19694133.

It is an arithmetic number, because the mean of its divisors is an integer number (30285291528).

Almost surely, 2^613262378946 is an apocalyptic number.

613262378946 is an abundant number, since it is smaller than the sum of its proper divisors (840431614398).

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

613262378946 is a wasteful number, since it uses less digits than its factorization.

613262378946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39357175 (or 39357168 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 57.

The spelling of 613262378946 in words is "six hundred thirteen billion, two hundred sixty-two million, three hundred seventy-eight thousand, nine hundred forty-six".