50778205401459 has 16 divisors (see below), whose sum is σ = 70648227366912. Its totient is φ = 32380172244288.

The previous prime is 50778205401409. The next prime is 50778205401461. The reversal of 50778205401459 is 95410450287705.

It is not a de Polignac number, because 50778205401459 - 2²⁵ = 50778171847027 is a prime.

It is a super-2 number, since 2×50778205401459² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50778205401399 and 50778205401408.

It is not an unprimeable number, because it can be changed into a prime (50778205401409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17112574 + ... + 19859420.

It is an arithmetic number, because the mean of its divisors is an integer number (4415514210432).

Almost surely, 2^{50778205401459} is an apocalyptic number.

50778205401459 is a deficient number, since it is larger than the sum of its proper divisors (19870021965453).

50778205401459 is a wasteful number, since it uses less digits than its factorization.

50778205401459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014786.

The product of its (nonzero) digits is 14112000, while the sum is 57.

The spelling of 50778205401459 in words is "fifty trillion, seven hundred seventy-eight billion, two hundred five million, four hundred one thousand, four hundred fifty-nine".