616429757479 has 2 divisors, whose sum is σ = 616429757480. Its totient is φ = 616429757478.

The previous prime is 616429757467. The next prime is 616429757501. The reversal of 616429757479 is 974757924616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 616429757479 - 2²¹ = 616427660327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616429751479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308214878739 + 308214878740.

It is an arithmetic number, because the mean of its divisors is an integer number (308214878740).

Almost surely, 2^616429757479 is an apocalyptic number.

616429757479 is a deficient number, since it is larger than the sum of its proper divisors (1).

616429757479 is an equidigital number, since it uses as much as digits as its factorization.

616429757479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 160030080, while the sum is 67.

The spelling of 616429757479 in words is "six hundred sixteen billion, four hundred twenty-nine million, seven hundred fifty-seven thousand, four hundred seventy-nine".