152661615 has 64 divisors (see below), whose sum is σ = 268531200. Its totient is φ = 73764864.

The previous prime is 152661569. The next prime is 152661629. The reversal of 152661615 is 516166251.

It is not a de Polignac number, because 152661615 - 2¹⁶ = 152596079 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1098216 + ... + 1098354.

It is an arithmetic number, because the mean of its divisors is an integer number (4195800).

Almost surely, 2^152661615 is an apocalyptic number.

152661615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

152661615 is a deficient number, since it is larger than the sum of its proper divisors (115869585).

152661615 is a wasteful number, since it uses less digits than its factorization.

152661615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296.

The product of its digits is 10800, while the sum is 33.

The square root of 152661615 is about 12355.6309025480. The cubic root of 152661615 is about 534.4535311555.

The spelling of 152661615 in words is "one hundred fifty-two million, six hundred sixty-one thousand, six hundred fifteen".