1022691293644 has 12 divisors (see below), whose sum is σ = 1790547265864. Its totient is φ = 511106360544.

The previous prime is 1022691293587. The next prime is 1022691293677. The reversal of 1022691293644 is 4463921962201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59811954 + ... + 59829049.

Almost surely, 2^{1022691293644} is an apocalyptic number.

It is an amenable number.

1022691293644 is a deficient number, since it is larger than the sum of its proper divisors (767855972220).

1022691293644 is a wasteful number, since it uses less digits than its factorization.

1022691293644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119643144 (or 119643142 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 1022691293644 in words is "one trillion, twenty-two billion, six hundred ninety-one million, two hundred ninety-three thousand, six hundred forty-four".