1476653640 has 128 divisors (see below), whose sum is σ = 5523102720. Its totient is φ = 306835200.

The previous prime is 1476653621. The next prime is 1476653681. The reversal of 1476653640 is 463566741.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 1476653592 and 1476653601.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70666 + ... + 89145.

It is an arithmetic number, because the mean of its divisors is an integer number (43149240).

Almost surely, 2^1476653640 is an apocalyptic number.

1476653640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1476653640 is an abundant number, since it is smaller than the sum of its proper divisors (4046449080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1476653640 is a wasteful number, since it uses less digits than its factorization.

1476653640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159843 (or 159839 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 1476653640 is about 38427.2512678177. The cubic root of 1476653640 is about 1138.7442929423.

The spelling of 1476653640 in words is "one billion, four hundred seventy-six million, six hundred fifty-three thousand, six hundred forty".