2516264554 has 8 divisors (see below), whose sum is σ = 3996420228. Its totient is φ = 1184124480.

The previous prime is 2516264507. The next prime is 2516264557. The reversal of 2516264554 is 4554626152.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1962933025 + 553331529 = 44305^2 + 23523^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2516264557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37003857 + ... + 37003924.

Almost surely, 2^2516264554 is an apocalyptic number.

2516264554 is a deficient number, since it is larger than the sum of its proper divisors (1480155674).

2516264554 is a wasteful number, since it uses less digits than its factorization.

2516264554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74007800.

The product of its digits is 288000, while the sum is 40.

The square root of 2516264554 is about 50162.3818613112. The cubic root of 2516264554 is about 1360.1457013017.

The spelling of 2516264554 in words is "two billion, five hundred sixteen million, two hundred sixty-four thousand, five hundred fifty-four".