155709208414 has 16 divisors (see below), whose sum is σ = 238012623360. Its totient is φ = 76378332960.

The previous prime is 155709208373. The next prime is 155709208439. The reversal of 155709208414 is 414802907551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1619469 + ... + 1712920.

It is an arithmetic number, because the mean of its divisors is an integer number (14875788960).

Almost surely, 2^155709208414 is an apocalyptic number.

155709208414 is a deficient number, since it is larger than the sum of its proper divisors (82303414946).

155709208414 is a wasteful number, since it uses less digits than its factorization.

155709208414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332835.

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 155709208414 in words is "one hundred fifty-five billion, seven hundred nine million, two hundred eight thousand, four hundred fourteen".