1463615642 has 16 divisors (see below), whose sum is σ = 2208690720. Its totient is φ = 727396368.

The previous prime is 1463615641. The next prime is 1463615689. The reversal of 1463615642 is 2465163641.

It is a junction number, because it is equal to n+sod(n) for n = 1463615596 and 1463615605.

It is not an unprimeable number, because it can be changed into a prime (1463615641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319613 + ... + 324159.

It is an arithmetic number, because the mean of its divisors is an integer number (138043170).

Almost surely, 2^1463615642 is an apocalyptic number.

1463615642 is a deficient number, since it is larger than the sum of its proper divisors (745075078).

1463615642 is a wasteful number, since it uses less digits than its factorization.

1463615642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5485.

The product of its digits is 103680, while the sum is 38.

The square root of 1463615642 is about 38257.2299310862. The cubic root of 1463615642 is about 1135.3828957777.

The spelling of 1463615642 in words is "one billion, four hundred sixty-three million, six hundred fifteen thousand, six hundred forty-two".