7665032540155 has 4 divisors (see below), whose sum is σ = 9198039048192. Its totient is φ = 6132026032120.

The previous prime is 7665032540117. The next prime is 7665032540167. The reversal of 7665032540155 is 5510452305667.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 7665032540155 - 2³³ = 7656442605563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7665032540099 and 7665032540108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766503254011 + ... + 766503254020.

It is an arithmetic number, because the mean of its divisors is an integer number (2299509762048).

Almost surely, 2^{7665032540155} is an apocalyptic number.

7665032540155 is a deficient number, since it is larger than the sum of its proper divisors (1533006508037).

7665032540155 is a wasteful number, since it uses less digits than its factorization.

7665032540155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533006508036.

The product of its (nonzero) digits is 3780000, while the sum is 49.

The spelling of 7665032540155 in words is "seven trillion, six hundred sixty-five billion, thirty-two million, five hundred forty thousand, one hundred fifty-five".