618077617690 has 96 divisors (see below), whose sum is σ = 1223811650880. Its totient is φ = 224599744512.

The previous prime is 618077617687. The next prime is 618077617733. The reversal of 618077617690 is 96716770816.

It is a super-2 number, since 2×618077617690² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 178788442 + ... + 178791898.

It is an arithmetic number, because the mean of its divisors is an integer number (12748038030).

Almost surely, 2^618077617690 is an apocalyptic number.

618077617690 is a deficient number, since it is larger than the sum of its proper divisors (605734033190).

618077617690 is a wasteful number, since it uses less digits than its factorization.

618077617690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5136 (or 5123 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 58.

The spelling of 618077617690 in words is "six hundred eighteen billion, seventy-seven million, six hundred seventeen thousand, six hundred ninety".