50430402555 has 64 divisors (see below), whose sum is σ = 87887213568. Its totient is φ = 24545364480.

The previous prime is 50430402523. The next prime is 50430402559. The reversal of 50430402555 is 55520403405.

It is not a de Polignac number, because 50430402555 - 2⁵ = 50430402523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50430402559) 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, 7072402 + ... + 7079528.

It is an arithmetic number, because the mean of its divisors is an integer number (1373237712).

Almost surely, 2^50430402555 is an apocalyptic number.

50430402555 is a deficient number, since it is larger than the sum of its proper divisors (37456811013).

50430402555 is a wasteful number, since it uses less digits than its factorization.

50430402555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7556.

The product of its (nonzero) digits is 60000, while the sum is 33.

The spelling of 50430402555 in words is "fifty billion, four hundred thirty million, four hundred two thousand, five hundred fifty-five".