49746406390 has 16 divisors (see below), whose sum is σ = 91963627632. Its totient is φ = 19360763424.

The previous prime is 49746406361. The next prime is 49746406453. The reversal of 49746406390 is 9360464794.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 67224504 + ... + 67225243.

It is an arithmetic number, because the mean of its divisors is an integer number (5747726727).

Almost surely, 2^49746406390 is an apocalyptic number.

49746406390 is a deficient number, since it is larger than the sum of its proper divisors (42217221242).

49746406390 is a wasteful number, since it uses less digits than its factorization.

49746406390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134449791.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 49746406390 in words is "forty-nine billion, seven hundred forty-six million, four hundred six thousand, three hundred ninety".