2515421030 has 32 divisors (see below), whose sum is σ = 4564005696. Its totient is φ = 998135424.

The previous prime is 2515420961. The next prime is 2515421081. The reversal of 2515421030 is 301245152.

It is a junction number, because it is equal to n+sod(n) for n = 2515420987 and 2515421005.

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, 1564487 + ... + 1566093.

It is an arithmetic number, because the mean of its divisors is an integer number (142625178).

Almost surely, 2^2515421030 is an apocalyptic number.

2515421030 is a deficient number, since it is larger than the sum of its proper divisors (2048584666).

2515421030 is a wasteful number, since it uses less digits than its factorization.

2515421030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2515421030 is about 50153.9732224676. The cubic root of 2515421030 is about 1359.9936977072.

Adding to 2515421030 its reverse (301245152), we get a palindrome (2816666182).

The spelling of 2515421030 in words is "two billion, five hundred fifteen million, four hundred twenty-one thousand, thirty".