153380778255 has 40 divisors (see below), whose sum is σ = 275087027952. Its totient is φ = 81762089472.

The previous prime is 153380778233. The next prime is 153380778337. The reversal of 153380778255 is 552877083351.

153380778255 is a `hidden beast` number, since 1 + 5 + 3 + 380 + 7 + 7 + 8 + 255 = 666.

It is not a de Polignac number, because 153380778255 - 2¹⁷ = 153380647183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 723004 + ... + 910766.

Almost surely, 2^153380778255 is an apocalyptic number.

153380778255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

153380778255 is a deficient number, since it is larger than the sum of its proper divisors (121706249697).

153380778255 is a wasteful number, since it uses less digits than its factorization.

153380778255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189797 (or 189788 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 54.

The spelling of 153380778255 in words is "one hundred fifty-three billion, three hundred eighty million, seven hundred seventy-eight thousand, two hundred fifty-five".