616149796 has 12 divisors (see below), whose sum is σ = 1079252748. Its totient is φ = 307791872.

The previous prime is 616149791. The next prime is 616149823. The reversal of 616149796 is 697941616.

It can be written as a sum of positive squares in 2 ways, for example, as 333573696 + 282576100 = 18264^2 + 16810^2 .

It is a super-2 number, since 2×616149796² = 759281142221683232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (616149791) 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, 65821 + ... + 74596.

It is an arithmetic number, because the mean of its divisors is an integer number (89937729).

Almost surely, 2^616149796 is an apocalyptic number.

It is an amenable number.

616149796 is a deficient number, since it is larger than the sum of its proper divisors (463102952).

616149796 is a wasteful number, since it uses less digits than its factorization.

616149796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141518 (or 141516 counting only the distinct ones).

The product of its digits is 489888, while the sum is 49.

The square root of 616149796 is about 24822.3648349628. The cubic root of 616149796 is about 850.9331371570.

The spelling of 616149796 in words is "six hundred sixteen million, one hundred forty-nine thousand, seven hundred ninety-six".