151656551615 has 16 divisors (see below), whose sum is σ = 186080793600. Its totient is φ = 118626442272.

The previous prime is 151656551609. The next prime is 151656551623. The reversal of 151656551615 is 516155656151.

It is a cyclic number.

It is not a de Polignac number, because 151656551615 - 2¹² = 151656547519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151656551615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1823105 + ... + 1904474.

It is an arithmetic number, because the mean of its divisors is an integer number (11630049600).

Almost surely, 2^151656551615 is an apocalyptic number.

151656551615 is a deficient number, since it is larger than the sum of its proper divisors (34424241985).

151656551615 is a wasteful number, since it uses less digits than its factorization.

151656551615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727766.

The product of its digits is 675000, while the sum is 47.

The spelling of 151656551615 in words is "one hundred fifty-one billion, six hundred fifty-six million, five hundred fifty-one thousand, six hundred fifteen".