49451674487 has 2 divisors, whose sum is σ = 49451674488. Its totient is φ = 49451674486.

The previous prime is 49451674397. The next prime is 49451674499. The reversal of 49451674487 is 78447615494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49451674487 - 2¹² = 49451670391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49451674087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24725837243 + 24725837244.

It is an arithmetic number, because the mean of its divisors is an integer number (24725837244).

Almost surely, 2^49451674487 is an apocalyptic number.

49451674487 is a deficient number, since it is larger than the sum of its proper divisors (1).

49451674487 is an equidigital number, since it uses as much as digits as its factorization.

49451674487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27095040, while the sum is 59.

The spelling of 49451674487 in words is "forty-nine billion, four hundred fifty-one million, six hundred seventy-four thousand, four hundred eighty-seven".