614705950943994 has 128 divisors (see below), whose sum is σ = 1593331520256000. Its totient is φ = 153532529733888.

The previous prime is 614705950943993. The next prime is 614705950944011. The reversal of 614705950943994 is 499349059507416.

It is a super-2 number, since 2×614705950943994² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (614705950943993) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18310197 + ... + 39555975.

It is an arithmetic number, because the mean of its divisors is an integer number (12447902502000).

Almost surely, 2^{614705950943994} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 614705950943994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (796665760128000).

614705950943994 is an abundant number, since it is smaller than the sum of its proper divisors (978625569312006).

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

614705950943994 is a wasteful number, since it uses less digits than its factorization.

614705950943994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21248612.

The product of its (nonzero) digits is 1322697600, while the sum is 75.

The spelling of 614705950943994 in words is "six hundred fourteen trillion, seven hundred five billion, nine hundred fifty million, nine hundred forty-three thousand, nine hundred ninety-four".