5155561510 has 16 divisors (see below), whose sum is σ = 10123648272. Its totient is φ = 1874749600.

The previous prime is 5155561483. The next prime is 5155561549. The reversal of 5155561510 is 151655515.

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, 23434261 + ... + 23434480.

It is an arithmetic number, because the mean of its divisors is an integer number (632728017).

Almost surely, 2^5155561510 is an apocalyptic number.

5155561510 is a deficient number, since it is larger than the sum of its proper divisors (4968086762).

5155561510 is a wasteful number, since it uses less digits than its factorization.

5155561510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46868759.

The product of its (nonzero) digits is 18750, while the sum is 34.

The square root of 5155561510 is about 71802.2388926696. The cubic root of 5155561510 is about 1727.5289110330.

It can be divided in two parts, 5155 and 561510, that added together give a palindrome (566665).

The spelling of 5155561510 in words is "five billion, one hundred fifty-five million, five hundred sixty-one thousand, five hundred ten".