49402794503139 has 128 divisors (see below), whose sum is σ = 88882244075520. Its totient is φ = 23648023872000.

The previous prime is 49402794503107. The next prime is 49402794503149. The reversal of 49402794503139 is 93130549720494.

It is not a de Polignac number, because 49402794503139 - 2⁵ = 49402794503107 is a prime.

It is a super-2 number, since 2×49402794503139² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49402794503149) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 18610572 + ... + 21098790.

It is an arithmetic number, because the mean of its divisors is an integer number (694392531840).

Almost surely, 2^{49402794503139} is an apocalyptic number.

49402794503139 is a deficient number, since it is larger than the sum of its proper divisors (39479449572381).

49402794503139 is a wasteful number, since it uses less digits than its factorization.

49402794503139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488401.

The product of its (nonzero) digits is 29393280, while the sum is 60.

The spelling of 49402794503139 in words is "forty-nine trillion, four hundred two billion, seven hundred ninety-four million, five hundred three thousand, one hundred thirty-nine".