1964994675 has 48 divisors (see below), whose sum is σ = 3832707072. Its totient is φ = 869299200.

The previous prime is 1964994671. The next prime is 1964994679. The reversal of 1964994675 is 5764994691.

It is an interprime number because it is at equal distance from previous prime (1964994671) and next prime (1964994679).

It is not a de Polignac number, because 1964994675 - 2² = 1964994671 is a prime.

It is a super-2 number, since 2×1964994675² = 7722408145556711250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1964994671) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44094 + ... + 76643.

It is an arithmetic number, because the mean of its divisors is an integer number (79848064).

Almost surely, 2^1964994675 is an apocalyptic number.

1964994675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1964994675 is a deficient number, since it is larger than the sum of its proper divisors (1867712397).

1964994675 is a wasteful number, since it uses less digits than its factorization.

1964994675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120788 (or 120783 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 60.

The square root of 1964994675 is about 44328.2604553799. The cubic root of 1964994675 is about 1252.5270849638.

The spelling of 1964994675 in words is "one billion, nine hundred sixty-four million, nine hundred ninety-four thousand, six hundred seventy-five".