15490412296 has 8 divisors (see below), whose sum is σ = 29044523070. Its totient is φ = 7745206144.

The previous prime is 15490412293. The next prime is 15490412297. The reversal of 15490412296 is 69221409451.

It can be written as a sum of positive squares in only one way, i.e., 9007908100 + 6482504196 = 94910^2 + 80514^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (15490412293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 968150761 + ... + 968150776.

Almost surely, 2^15490412296 is an apocalyptic number.

It is an amenable number.

15490412296 is a deficient number, since it is larger than the sum of its proper divisors (13554110774).

15490412296 is a wasteful number, since it uses less digits than its factorization.

15490412296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936301543 (or 1936301539 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 15490412296 in words is "fifteen billion, four hundred ninety million, four hundred twelve thousand, two hundred ninety-six".