1896077955 has 32 divisors (see below), whose sum is σ = 3139780608. Its totient is φ = 976060800.

The previous prime is 1896077951. The next prime is 1896078007. The reversal of 1896077955 is 5597706981.

It is not a de Polignac number, because 1896077955 - 2² = 1896077951 is a prime.

It is a super-2 number, since 2×1896077955² = 7190223222873964050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1896077895 and 1896077904.

It is not an unprimeable number, because it can be changed into a prime (1896077951) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179470 + ... + 189740.

It is an arithmetic number, because the mean of its divisors is an integer number (98118144).

Almost surely, 2^1896077955 is an apocalyptic number.

1896077955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1896077955 is a deficient number, since it is larger than the sum of its proper divisors (1243702653).

1896077955 is a wasteful number, since it uses less digits than its factorization.

1896077955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10707.

The product of its (nonzero) digits is 4762800, while the sum is 57.

The square root of 1896077955 is about 43543.9772528877. The cubic root of 1896077955 is about 1237.7095149801.

The spelling of 1896077955 in words is "one billion, eight hundred ninety-six million, seventy-seven thousand, nine hundred fifty-five".